Product Description
Product Description
Type |
Linear Xihu (West Lake) Dis.s |
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Material |
Bearing steel GCR15 |
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Brand |
SER |
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Rigidity |
HRC 58-62 |
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Rated load 1 |
503-4524 |
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Rated load 2 |
815-7909 |
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Mounting hole |
M4-M14 |
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Xihu (West Lake) Dis. Length |
100-4000mm |
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Quality certificate |
ISO9001-2008 |
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Width or Diameter |
15-45mm |
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Function |
Anti-friction, Dustproof, Antirust |
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Performance |
low friction, low noise, high speed and high precision |
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Application |
precision part, cnc machining parts, auto parts, industrial parts, etc |
Detailed Photos
Product Parameters
Packaging & Shipping
Company Profile
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd is 1 of the biggest linear CZPT and ball screw manufacture in China,with strong technical strength, advanced production equipments, high-quality staff team and perfect after-sales services, our company is the precision machinery manufacturer with research and development, manufacturing, sales, service all in one.
After Sales Service
Customer Service
The products are mature with high quality. They are not only sold well all over the country, but also exported to Europe, Americas, Southeast Asia, Africa and more than 70 countries. They have excellent marketing performance, highly appreciated and trusted by the vast number of customers.
If you have any needs, Please contact with me directly!
FAQ
1. Q: How about the quality of your product?
A: 100% inspection during production. Our products are certified to ISO9001-2008 international quality standards.
2. Q: What’s the delivery time?
A: For custom order, within 2000 meters, Production time is 15days after confirmed every details.
3. Q: What’s your packing?
A: Our Normal packing is bulking in PE bag, and then into plywood Cartons. We also can pack products according to your requirement.
4. Q: What about the warranty?
A: We are very confident in our products,and we pack them very well to make sure the goods in well protection.
5. Q: Could you send me your catalogue and price list?
A: As we have more than hundreds of products,it is really too hard to send all of catalogue and price list for you. Please inform us the style you interested, we can offer the pricelist for your reference.
6. Q:There are a lot of companies which export bearings, why do you choose us?
A: As we are a genuine linear CZPT supplier since 2011.and we are really factory, you need not pay the profit for middlemen. so we can offer you the lowest and competitive price .
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | CNC Machine |
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Material: | Steel |
Structure: | Rail & Slider |
Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do I maintain and lubricate block bearings?
Maintaining and lubricating block bearings is essential to ensure their optimal performance, prevent premature wear, and extend their service life. Here’s a detailed explanation of how to maintain and lubricate block bearings:
- Regular Inspection: Perform regular visual inspections of the block bearings to check for any signs of damage, wear, or contamination. Look for cracks, rust, excessive play, or abnormal noise. If any issues are detected, take appropriate action, such as cleaning, lubricating, or replacing the bearing.
- Cleanliness: Keep the surrounding area clean to prevent the ingress of dirt, dust, or debris into the bearing housing. Clean the housing and the surrounding components regularly using a soft cloth or brush. Avoid using harsh chemicals or excessive water, as it can damage the bearing or its lubrication.
- Lubrication: Lubrication is crucial for smooth operation and to reduce friction and wear in block bearings. Follow the manufacturer’s recommendations for the type and quantity of lubricant to be used. Some block bearings have grease fittings or seals that allow for easy lubrication. Apply the lubricant according to the manufacturer’s guidelines, ensuring that it reaches all the necessary areas, such as the bearing insert and rolling elements.
- Lubrication Frequency: The frequency of lubrication depends on various factors, such as the bearing type, operating conditions, and manufacturer’s recommendations. In general, block bearings should be lubricated regularly, especially in high-speed or high-load applications. However, excessive lubrication can cause overheating or leakage, so it’s important to follow the recommended lubrication intervals.
- Monitor Temperature: During operation, monitor the temperature of the block bearings regularly. Excessive heat can indicate insufficient lubrication or other issues. If the temperature rises significantly or exceeds the manufacturer’s recommendations, investigate and address the root cause to prevent bearing damage.
- Sealing: Check the sealing arrangements of the block bearings to ensure they are intact and functioning properly. Seals help protect the bearing from contaminants and retain the lubricant. If seals are damaged or worn, replace them promptly to maintain the integrity of the bearing’s lubrication system.
- Training and Expertise: If you are not familiar with block bearing maintenance, consider seeking training or guidance from the manufacturer or a qualified professional. They can provide you with specific instructions and best practices for maintaining and lubricating block bearings in your particular application.
Following these maintenance and lubrication practices can help ensure the proper functioning and longevity of block bearings. Remember to consult the manufacturer’s documentation and guidelines specific to your block bearing model for detailed instructions and recommendations.
Are there different grades or types of block bearings?
Yes, there are different grades and types of block bearings available to suit various applications and operating conditions. Block bearings, also known as pillow block bearings or plummer block bearings, come in a range of designs and configurations to accommodate different shaft sizes, loads, speeds, and environmental factors. Here are some common grades and types of block bearings:
1. Standard Duty Block Bearings: Standard duty block bearings are commonly used in general applications with moderate loads and speeds. They are designed to provide reliable support for rotating shafts in a wide range of industries and machinery.
2. Heavy Duty Block Bearings: Heavy duty block bearings are specifically designed to handle higher loads and more demanding operating conditions compared to standard duty bearings. They are suitable for applications that involve heavy loads, shock loads, or high-speed rotation.
3. High-Temperature Block Bearings: High-temperature block bearings are designed to withstand elevated temperatures without compromising their performance or longevity. They are commonly used in applications where the operating temperatures exceed the capabilities of standard bearings.
4. Corrosion-Resistant Block Bearings: Corrosion-resistant block bearings are made from materials or coatings that provide protection against corrosive environments. These bearings are used in industries such as food processing, chemical processing, or marine applications where exposure to moisture, chemicals, or other corrosive agents is a concern.
5. Split Block Bearings: Split block bearings feature a housing that can be split into two or more pieces, allowing for easier installation and maintenance. They are often used in applications where it is difficult to access or remove the bearing without disassembling other components.
6. Self-Aligning Block Bearings: Self-aligning block bearings have a spherical outer diameter that allows for self-alignment, compensating for minor shaft misalignments. These bearings are suitable for applications where shaft deflection or misalignment is expected.
7. Flange Block Bearings: Flange block bearings have a flanged housing that provides additional support and stability. They are commonly used in applications where the bearing needs to be bolted to a structure or where space constraints limit the use of traditional block bearings.
8. Specialty Block Bearings: There are also specialty block bearings designed for specific applications or industries. For example, there are block bearings optimized for high-speed applications, extreme temperatures, vacuum environments, or specific industries like mining or agriculture.
It’s important to consult the manufacturer’s specifications and guidelines to select the appropriate grade and type of block bearing for a specific application. Factors such as load capacity, speed, temperature, environmental conditions, and maintenance requirements should be taken into consideration to ensure optimal performance and longevity of the bearing.
What are the standard dimensions for block bearings?
The dimensions of block bearings, also known as pillow block bearings, can vary depending on the specific design and manufacturer. However, there are standard dimensions that are commonly used in the industry. Here’s a detailed explanation of the standard dimensions for block bearings:
Block bearings consist of a bearing insert (also called an inner ring) and a housing (also called an outer ring or pillow block). The housing is typically a solid or split housing with mounting holes for attachment to a support structure. The bearing insert is designed to fit inside the housing and supports the rotating shaft. The dimensions of block bearings are typically specified using the following parameters:
- Shaft Diameter (d): This refers to the diameter of the shaft that will be inserted into the bearing. The standard shaft diameters for block bearings range from a few millimeters up to several inches, depending on the application requirements. Common shaft diameter sizes include 1/2″, 5/8″, 3/4″, 1″, 1-1/4″, 1-1/2″, and 2″.
- Housing Length (L): The housing length refers to the distance between the mounting surfaces of the housing. It determines the overall length of the block bearing assembly. The housing length can vary depending on the bearing size and design, but common lengths range from around 2 inches to several inches or more.
- Housing Width (B): The housing width refers to the width of the housing, perpendicular to the shaft. It determines the overall width of the block bearing assembly. The housing width can vary depending on the bearing size and design, but common widths range from around 1 inch to several inches or more.
- Mounting Hole Spacing (Bolt Hole Centers): Block bearings typically have multiple mounting holes for attachment to the support structure. The mounting hole spacing refers to the distance between the centers of these mounting holes. The standard mounting hole spacing is often specified using a bolt hole center-to-center distance, such as 2-bolt, 3-bolt, or 4-bolt configurations. The specific dimensions can vary depending on the bearing size and design.
- Bearing Insert Width (Bearing Width): The bearing insert width refers to the width of the bearing insert itself. It determines the amount of support and contact area for the rotating shaft. The bearing insert width can vary depending on the bearing size and design, but common widths range from around 0.5 inch to several inches or more.
It’s important to note that these are general standard dimensions, and variations may exist depending on the specific manufacturer and bearing type. Additionally, some block bearings may have additional features or variations in dimensions to cater to specific applications or industry requirements.
When selecting a block bearing, it’s crucial to consider the specific dimensions required for your application, including the shaft diameter, housing length and width, and mounting hole spacing. Consulting the manufacturer’s specifications and guidelines is recommended to ensure the correct dimensions are chosen for your specific needs.
editor by CX 2024-05-15
China wholesaler Can Replace HGH20ca Linear Guide Rail Block Bearing HGH20 for Linear Guide Rail wholesaler
Product Description
Product Description
GZB roller linear CZPT uses the roller to replace the ball, and the contact mode between the rollers and the raceway changes from point contact to linear contact, which greatly improves the rigidity of the rolling linear CZPT and enables the machine to maintain higher accuracy.GZB roller heavy loading linear CZPT contact angle between roller and raceway is 45°, so it has equal load in 4 directions.Roller cage prevents roller deflecting motion and moves stably. At the same time, it forms the oil film contact between roller and cage, avoid friction among rollers, reduce the heat roller and cage, avoid friction among rollers, reduce the heat precision movement.
Brand | AZI China |
Model | GGB,GZB,GGY,GGC |
Style | With Flange or not |
Accuracy | 1,2,.3,4,5 |
Packing | Cartons or wooden boxes |
Delivery time | 10~45days |
Samples | According to customer needs |
Ball type:GZB25 – GZB125
Normal accuracy is interchangeable
Maximum motion accuracy 0.004/1000
Can meet the fast delivery
Max. Single length 6m
Max. single block load capacity is 192 tons
It’s widely used in power tool,spinning lathe,make-up machine and other heavy equipments
Product Parameters
Structure
Scope of application
Machining center,NC Lathe machine Grinding machine,Heavy machine.
GZB BA/BAL Rail size
Spec. | Dimension of saaembly | Dimension of rail | Smallest end size | Rail weight | |||||
H | W1 | B | H0 | dxD1xh | F | Max. single length Lmax | a | kg/m | |
GZB25BA GZB25BAL |
40 | 12.5 | 23 | 24 | 7x11x9 | 30 | 6000 | 10 | 3.2 |
GZB30BA GZB30BAL |
45 | 16 | 28 | 29.5 | 9x14x12 | 40 | 6000 | 13 | 4.5 |
GZB35BA GZB35BAL |
55 | 18 | 34 | 31.2 | 9x14x12 | 40 | 6000 | 13 | 5.9 |
GZB45BA GZB45BAL |
70 | 20.5 | 45 | 38 | 14x20x17 | 52.5 | 6000 | 15 | 10 |
GZB55BA GZB55BAL |
80 | 23.5 | 53 | 44 | 16x23x20 | 60 | 6000 | 15 | 13.3 |
GZB65BA GZB65BAL |
90 | 31.5 | 63 | 55 | 18x26x22 | 75 | 6000 | 20 | 20.3 |
GZB85BAL | 110 | 35.5 | 85 | 73 | 24x35x28 | 90 | 6000 | 25 | 35.2 |
GZB100BAL | 120 | 50 | 100 | 80 | 26x39x32 | 105 | 6000 | 30 | 46.8 |
GZB125BAL | 160 | 57.5 | 125 | 115 | 33x48x45 | 120 | 6000 | 35 | 84.6 |
GZB BA/BAL Block size
Spec. | Dimension of block | Dynamic load rating | Static load rating | Block weight | ||||||||
k | W | L4 | CW | L | Mxh1 | T | L2 | H1 | C(kN) | C0(kN) | kg | |
GZB25BA GZB25BAL |
35.5 | 48 | 100 120.4 |
35 | 35 50 |
M6x8 | 9.5 | 66 86.4 |
4.5 | 27.7 33.4 |
57.1 73.4 |
0.5 0.7 |
GZB30BA GZB30BAL |
39 | 60 | 109.8 131.8 |
40 | 40 60 |
M8x10 | 10 | 71 93 |
6 | 38.9 49 |
82.5 104.5 |
0.8 1.1 |
GZB35BA GZB35BAL |
48.5 | 70 | 124 151.5 |
50 | 50 72 |
M8x12 | 12.5 | 79 106.5 |
6.5 | 57.9 73 |
106 141.9 |
1.4 1.7 |
GZB45BA GZB45BAL |
62 | 86 | 154.6 188.8 |
60 | 60 80 |
M10x18 | 15 | 107.6 141.8 |
8 | 92.6 116 |
179 230.9 |
3 4 |
GZB55BA GZB55BAL |
70 | 100 | 178.3 226.6 |
75 | 75 95 |
M12X18 | 18 | 125.5 173.8 |
10 | 130 168 |
258 360 |
3.8 5.1 |
GZB65BA GZB65BAL |
76 | 126 | 219.2 279.2 |
76 | 70 120 |
M16x20 | 23 | 147 207 |
14 | 212 275 |
378.8 530.4 |
6.3 8.9 |
GZB85BAL | 95 | 156 | 349 | 100 | 140 | M18x25 | 30 | 254 | 15 | 460 | 945.2 | 14.7 |
GZB100BAL | 105 | 200 | 394 | 130 | 200 | M20x27 | 33 | 286 | 15 | 547 | 1330 | 24.5 |
GZB125BAL | 135.5 | 240 | 491 | 184 | 205 | M24x30 | 40 | 360 | 24.5 | 1040 | 1924 | 84.6 |
If you have any needs,pls feel free to contact us and we will send you our catalog for reference.
Main Products
Company Profile
FAQ
1. Why choose AZI China?
With more than 60 years of production experience, quality assurance,factory directly price.
2. What is your main products ?
Our Main products are consist of ball screw,linear guide,arc linear guide,ball spline and ball screw linear CZPT rail module.
3. How to Custom-made (OEM/ODM)?
If you have a product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.
4. When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.
5. How can I get a sample to check the quality?
We quote according to your drawing, the price is suitable, sign the sample list.
6. What‘s your payment terms?
Our payment terms is 30% deposit,balance against receiving copy of B/L or L/C sight.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Warehouse Crane, Shipboard Crane, Goods Yard Crane, Building Crane, Workshop Crane |
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Material: | 100cr6 |
Carrying Capacity: | Customized |
Running Mode: | Moving |
Feature: | Insulating, Antiseptic |
Certification: | ISO 9001:2000 |
Samples: |
US$ 10/Set
1 Set(Min.Order) | |
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Customization: |
Available
| Customized Request |
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How do I choose the right block bearing for my machinery?
Choosing the right block bearing for your machinery is crucial to ensure optimal performance, reliability, and longevity. Here’s a detailed explanation of the factors to consider when selecting a block bearing:
- Load Requirements: Determine the load requirements of your machinery, including the magnitude and direction of the loads that will be applied to the bearing. Consider factors such as static loads, dynamic loads, and shock loads. This information will help you choose a block bearing with the appropriate load-carrying capacity and load rating.
- Speed and Operating Conditions: Consider the speed at which your machinery will operate and the corresponding operating conditions. High-speed applications may require block bearings with specific design features, such as lower friction, improved heat dissipation, and higher precision. Additionally, assess the operating environment for factors like temperature, humidity, dust, and chemical exposure, as these can impact the choice of bearing materials and seals.
- Bearing Type and Configuration: Choose the appropriate bearing type and configuration based on your machinery’s requirements. Common types of block bearings include ball bearings, roller bearings, and spherical bearings. Consider factors such as the type of motion, misalignment compensation, and ease of installation when selecting the bearing type.
- Bearing Size and Shaft Diameter: Determine the required bearing size and shaft diameter for your machinery. The bearing should be properly sized to handle the loads and fit securely on the shaft. Refer to manufacturer guidelines or consult engineering resources to determine the appropriate bearing size and shaft diameter for your specific application.
- Sealing and Lubrication: Consider the sealing and lubrication requirements of your machinery. Sealing arrangements help protect the bearing from contaminants and retain lubrication. Choose the appropriate sealing options based on the operating environment and the desired level of protection. Additionally, select the right lubricant and lubrication method based on factors such as operating speed, temperature, and load conditions.
- Industry Standards and Regulations: Ensure that the selected block bearing complies with relevant industry standards and regulations. Compliance with standards such as ISO, ANSI, or ABMA ensures that the bearing meets quality and performance requirements.
- Consult Manufacturer or Supplier: If you are unsure about the appropriate block bearing for your machinery, consult the manufacturer or a reputable supplier. They can provide expert guidance, technical support, and recommend suitable products based on their experience and knowledge.
By considering these factors and seeking expert advice when needed, you can choose the right block bearing that matches the requirements of your machinery, ensuring reliable and efficient operation.
What are the signs of a failing block bearing?
A failing block bearing can exhibit various signs and symptoms that indicate potential issues. Recognizing these signs is crucial for timely maintenance or replacement to prevent further damage to the machinery. Here’s a detailed explanation of the common signs of a failing block bearing:
- Abnormal Noise: Unusual noises coming from the machinery, such as grinding, squealing, or rumbling sounds, can be indicative of a failing block bearing. These noises may occur during operation or when the machinery is under load.
- Vibration: Excessive vibration in the machinery can be a sign of a failing block bearing. If you notice increased levels of vibration during operation, especially in conjunction with other symptoms, it may indicate bearing wear or misalignment.
- Increased Temperature: A failing block bearing can generate excessive heat due to increased friction. If you observe abnormally high temperatures in the bearing housing or around the bearing area, it could be a sign of impending bearing failure.
- Irregular Operation: Changes in the smoothness or regularity of the machinery’s operation, such as intermittent or irregular motion, can be a result of a failing block bearing. This can manifest as jerky movements, sticking, or hesitation during operation.
- Loss of Lubrication: Insufficient or loss of lubrication can lead to bearing failure. If you notice signs of inadequate lubrication, such as dry or discolored lubricant, or if the bearing is running dry, it can accelerate wear and contribute to bearing failure.
- Visible Damage: Physical damage to the block bearing or its components, such as cracks, dents, or corrosion, can indicate a failing bearing. Additionally, if you observe excessive play or movement in the bearing, it may be a sign of wear or damage.
- Inconsistent Performance: A failing block bearing can result in inconsistent or reduced performance of the machinery. This may include decreased speed, reduced load-carrying capacity, or compromised precision in applications that require high accuracy.
- Increased Friction: If you notice an increase in friction or resistance when rotating or moving the machinery by hand, it may suggest a failing block bearing. Difficulty in turning the shaft or a feeling of roughness can indicate excessive wear or damage in the bearing.
It’s important to note that these signs can also be indicative of other issues in the machinery. Therefore, a thorough inspection by a qualified technician or engineer is recommended to accurately diagnose the problem. Regular maintenance, including visual inspections and monitoring of operating conditions, can help identify early signs of bearing failure and allow for timely intervention.
If you observe any of the mentioned signs, it’s crucial to address the issue promptly to prevent further damage to the machinery. Timely maintenance or replacement of failing block bearings can help ensure the continued reliable operation of the machinery and prevent costly breakdowns.
Where can I purchase block bearings?
If you are looking to purchase block bearings, there are several options available to you. Here’s a detailed explanation of where you can purchase block bearings:
- Local Industrial Suppliers: One of the most convenient options is to check with local industrial suppliers or distributors in your area. These suppliers typically carry a wide range of bearings, including block bearings, and can provide you with the necessary guidance and support in selecting the right product for your specific application. You can search online directories or use search engines to find industrial suppliers near you.
- Bearing Manufacturers: Many bearing manufacturers have their own sales channels and online platforms where you can directly purchase block bearings. Some well-known bearing manufacturers include SKF, Timken, NSK, NTN, and FAG. Visiting the manufacturers’ websites will provide you with information on their authorized distributors, online stores, or contact details to inquire about purchasing options.
- Online Marketplaces: Online marketplaces like Amazon, eBay, and Alibaba offer a wide selection of block bearings from various sellers and suppliers. These platforms allow you to compare prices, read customer reviews, and choose from different brands and models. However, it’s important to ensure that you are purchasing from reputable sellers with positive ratings and reviews.
- Specialized Bearing Suppliers: There are specialized bearing suppliers that focus specifically on bearings and related products. These suppliers often have a comprehensive inventory of different types of bearings, including block bearings. They may have online stores or physical locations where you can make a purchase. Searching online for “specialized bearing suppliers” or “bearing distributors” will help you find such suppliers.
- Industrial Trade Shows and Exhibitions: Attending industrial trade shows and exhibitions related to machinery, bearings, or specific industries can provide an opportunity to connect with multiple suppliers and manufacturers in one place. These events often have exhibitors showcasing their products, including block bearings, and you can discuss your requirements directly with the representatives to make a purchase or gather information for future procurement.
- Local Machine Shops: Local machine shops or maintenance and repair service providers may stock block bearings for immediate purchase. These establishments often have a range of bearings available for quick replacement or repair needs. It’s worth checking with local machine shops in your area to inquire about their bearing inventory and purchasing options.
When purchasing block bearings, it’s important to consider factors such as the specific requirements of your application, the load capacity and speed rating of the bearing, the compatibility with your shaft diameter, and the quality and reputation of the supplier or manufacturer. It’s advisable to consult with experts or technical support from the supplier to ensure you select the right bearing for your needs.
Remember to compare prices, check for warranties or guarantees, and consider the shipping or delivery options before making a purchase decision.
editor by CX 2024-05-15
China best Ncf3011V SL183011 Full Complement Cylindrical Roller Bearing SL 183011 V C3 for Lifting Blocks bearing distributors
Product Description
NCF3011V SL183011 Full Complement Cylindrical Roller Bearing SL 183011 V C3 For lifting blocks
Cylindrical Roller Bearings
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Spherical Roller Bearings |
Needle Roller Bearings |
Tapered Roller Bearings
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Crossed Slewing bearing | Thrust Roller Bearings |
Detailed Photos
Products Details
Cylindrical Roller Bearing
(N,NJ,NU,NF,NUP, NCL, NCF, NN…… Series)
Single-row Cylindrical Roller Bearings
Full Complement Single Row Cylindrical Roller Bearings
Electrically Insulated Single Row Cylindrical Roller Bearings
Single Row Cylindrical Roller Bearings With Ceramic Rollers
Split Single Row Cylindrical Roller Bearings
Cylindrical Roller Bearings For Corrugating Rolls
Cylindrical Roller Bearings For Electrical Locomotive Traction Motors
Double Row Cylindrical Roller Bearings
Full Complement Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings With Ceramic Rollers
Split Double Row Cylindrical Roller Bearings
Double Row Cylindrical Roller Bearings For Railway Rolling Stock Axle Journals
Full Complement Triple-row Cylindrical Roller Bearings
Four-row Cylindrical Roller Bearings
Full Complement Four-row Cylindrical Roller Bearings
Six-row Cylindrical Roller Bearings
Eight-row Cylindrical Roller Bearings
Self-aligning Cylindrical Roller Bearings
Spherical Roller Bearing
(21…Series)
Standard Spherical Roller Bearings
Sealed Spherical Roller Bearings
Spherical Roller Bearings For High Temperatures
Spherical Roller Bearings With Oil-filled Polymer Material
Split Spherical Roller Bearings
Energy-Efficient Spherical Roller Bearings
Spherical Roller Bearings For Vibrating Machines
Spherical Roller Bearings For Paper Machines
Spherical Roller Bearings With Oil-filled Polymer Material For Paper Machines
Spherical Roller Bearings For Converters
Split Spherical Roller Bearings For Converters
Spherical Roller Bearings For Continuous Casting Machines
Corrosion-resistant Spherical Roller Bearings
Precision Spherical Roller Bearings
Precision Spherical Roller Bearings With Oil-filled Polymer Material
Tapered Roller Bearing
(35710, 30300, 32200, 32300, 32000, 33000, 33100, 33200……Series)
Single Row Tapered Roller Bearings
Sealed Single Row Tapered Roller Bearings
Single Row Tapered Roller Bearings With Oil-filled Polymer Material
Energy Efficient Single Row Tapered Roller Bearings
Double Row Tapered Roller Bearings
Sealed Double Row Tapered Roller Bearings
Self-aligning Double Row Tapered Roller Bearings For Continuous Casting Machines
Four-row Tapered Roller Bearings
Sealed Four-row Tapered Roller Bearings
Precision Tapered Roller Bearings
Single Row Tapered Roller Bearing
Single Row Tapered Roller Bearing With Flanged Cup
Single Row Tapered Roller Bearing, Paired Back-to-back
Single Row Tapered Roller Bearing, Paired Face-to-face
Single Row Tapered Roller Bearing, Paired In Tandem
Double Row Tapered Roller Bearing – TDO Design
Double Row Tapered Roller Bearing – TQI Design
Four-row Tapered Roller Bearing – TQI Design
Needle Roller Bearing
(K, K811, K812, NA, RNA, AXK, NKI, HF, HFL…… Series)
Single Row Needle Roller Bearings
Single Row Needle Roller Bearing With Ribs
Single Row Needle Roller Bearing Without Ribs
Single Row Needle Roller Bearing With CZPT And Seal On One Side
Single Row Needle Roller Bearing With CZPT And Seals On Both Sides
Single Row Needle Roller Bearings With Oil-filled Polymer Material
Single Row Needle Roller Bearing With CZPT And Oil-filled Polymer Material
Single Row Needle Roller Bearing With CZPT And Oil-filled Polymer Material, Seals On Both Sides
Full Complement Single Row Needle Roller Bearings
Full Complement Single Row Needle Roller Bearing
Double Row Needle Roller Bearings
Double Row Needle Roller Bearing With Ribs
Double Row Needle Roller Bearing Without Ribs
Double Row Needle Roller Bearings With Oil-filled Polymer Material
Double Row Needle Roller Bearing With CZPT And Oil-filled Polymer Material
Self-aligning Needle Roller Bearings
Self-aligning Needle Roller Bearing
Packaging & Shipping
Packaging | |
1)Commercial Bearings packaging: 1pc/plastic bag + color box + carton + pallet | |
2)Industrial Bearings packaging | |
3)According to the requirement of customers | |
Payment | |
1) T/T:30% deposit, 70% should be paid before shipment. | |
2) L/C at sight. (high bank charge, not suggested, but acceptable ) | |
3) 100% Western Union in advance. (especially for air shipment or small amounts) | |
Delivery | |
1) Less than 45 KGS, we will send by express. ( Door to Door, Convenient ) | |
2) Between 45 – 200 KGS, we will send by air transport. ( Fastest and safest, but expensive ) | |
3) More than 200 KGS, we will send by sea. ( Cheapest, but long time ) |
Company Profile
HangZhou HOJE Bearing Co., LTD Specializing in the manufacture and sales of bearings and bearing accessories, we mainly produce deep groove ball bearings, spherical bearings with seats, tapered roller bearings, and related components. Our factory has the most advanced equipment, first-class mechanical professional and technical personnel, and one-stop automatic production from bearing raw materials to finished products. We are willing to provide excellent services for factories that produce industrial equipment, vehicles, electromechanical tools, home appliances, instrumentation, fitness equipment, leisure sports equipment, users of various types of mechanical equipment and civil machinery, and domestic and foreign traders and distributors.
Company Advantages
1. FREE SAMPLES: contact us by email or trade manager, and we will send the free samples according to your request.
2. World-Class Bearing: We provide our customers with all types of bearings of world-class quality.
3. OEM or Non-Stand Bearings: Any requirement for Non-standard bearings is Easily Fulfilled by us due to our vast knowledge and links in the industry.
4. Genuine products With Excellent Quality: Company has always proved the 100% quality products it provides with genuine intent.
5. After-Sales Service and Technical Assistance: Company provides after-sales service and technical assistance as per the customer’s requirements and needs.
6. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
7. Cost Saving: We provide long-life, shock-resistant, and high-reliability bearings with excellent quality and better performance. Resulting in increased cost savings.
8. Attending customer queries promptly: We believe that if customers are satisfied then it proves our worth well. Customers are always given quick support.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Rolling Body: | Roller Bearings |
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The Number of Rows: | Single |
Outer Dimension: | Small (28-55mm) |
Material: | Bearing Steel |
Spherical: | Non-Aligning Bearings |
Load Direction: | Radial Bearing |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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How do I maintain and lubricate block bearings?
Maintaining and lubricating block bearings is essential to ensure their optimal performance, prevent premature wear, and extend their service life. Here’s a detailed explanation of how to maintain and lubricate block bearings:
- Regular Inspection: Perform regular visual inspections of the block bearings to check for any signs of damage, wear, or contamination. Look for cracks, rust, excessive play, or abnormal noise. If any issues are detected, take appropriate action, such as cleaning, lubricating, or replacing the bearing.
- Cleanliness: Keep the surrounding area clean to prevent the ingress of dirt, dust, or debris into the bearing housing. Clean the housing and the surrounding components regularly using a soft cloth or brush. Avoid using harsh chemicals or excessive water, as it can damage the bearing or its lubrication.
- Lubrication: Lubrication is crucial for smooth operation and to reduce friction and wear in block bearings. Follow the manufacturer’s recommendations for the type and quantity of lubricant to be used. Some block bearings have grease fittings or seals that allow for easy lubrication. Apply the lubricant according to the manufacturer’s guidelines, ensuring that it reaches all the necessary areas, such as the bearing insert and rolling elements.
- Lubrication Frequency: The frequency of lubrication depends on various factors, such as the bearing type, operating conditions, and manufacturer’s recommendations. In general, block bearings should be lubricated regularly, especially in high-speed or high-load applications. However, excessive lubrication can cause overheating or leakage, so it’s important to follow the recommended lubrication intervals.
- Monitor Temperature: During operation, monitor the temperature of the block bearings regularly. Excessive heat can indicate insufficient lubrication or other issues. If the temperature rises significantly or exceeds the manufacturer’s recommendations, investigate and address the root cause to prevent bearing damage.
- Sealing: Check the sealing arrangements of the block bearings to ensure they are intact and functioning properly. Seals help protect the bearing from contaminants and retain the lubricant. If seals are damaged or worn, replace them promptly to maintain the integrity of the bearing’s lubrication system.
- Training and Expertise: If you are not familiar with block bearing maintenance, consider seeking training or guidance from the manufacturer or a qualified professional. They can provide you with specific instructions and best practices for maintaining and lubricating block bearings in your particular application.
Following these maintenance and lubrication practices can help ensure the proper functioning and longevity of block bearings. Remember to consult the manufacturer’s documentation and guidelines specific to your block bearing model for detailed instructions and recommendations.
Are block bearings available in stainless steel?
Yes, block bearings are available in stainless steel variants to meet specific application requirements. Stainless steel block bearings are designed to provide corrosion resistance and durability in environments where standard bearings may be susceptible to corrosion or chemical attack. Here are some key points about stainless steel block bearings:
1. Stainless Steel Material: Stainless steel block bearings are typically made from high-quality stainless steel materials, such as AISI 304 or AISI 316. These materials offer excellent corrosion resistance, mechanical strength, and dimensional stability.
2. Corrosion Resistance: Stainless steel block bearings are specifically designed to withstand corrosive environments, including exposure to moisture, chemicals, or harsh substances. They are commonly used in industries such as food processing, pharmaceuticals, chemical processing, marine applications, and outdoor equipment.
3. Lubrication: Stainless steel block bearings may require special lubrication considerations to ensure optimal performance and longevity. Some lubricants used with stainless steel bearings are specifically formulated to be compatible with stainless steel and provide enhanced corrosion protection.
4. Bearing Types: Stainless steel block bearings are available in various bearing types, such as deep groove ball bearings, spherical roller bearings, or tapered roller bearings. The specific bearing type depends on the application requirements, load capacity, and operating conditions.
5. Design Options: Stainless steel block bearings are available in different designs and configurations, including standard duty, heavy-duty, self-aligning, or flange block designs. The selection of the design depends on the specific application needs and load requirements.
6. Temperature Limitations: It’s important to consider the temperature limitations of stainless steel block bearings. While stainless steel offers good resistance to corrosion, the operating temperature range may be lower compared to other bearing materials. It is essential to consult the manufacturer’s specifications to ensure that the stainless steel block bearing is suitable for the intended temperature conditions.
7. Application Considerations: When selecting stainless steel block bearings, it’s crucial to consider the specific application requirements, load conditions, environmental factors, and operating conditions. Stainless steel block bearings may have different load capacities or temperature limits compared to their non-stainless steel counterparts.
Stainless steel block bearings provide a reliable solution for applications that demand corrosion resistance and durability. They offer protection against rust, pitting, and other forms of corrosion, making them suitable for use in challenging environments. However, it’s important to note that stainless steel block bearings may have different cost considerations compared to standard bearings due to the higher material and manufacturing costs associated with stainless steel.
Consulting with bearing manufacturers or suppliers can help in selecting the appropriate stainless steel block bearing that meets the specific requirements of the application and ensures reliable performance in corrosive or demanding environments.
Where can I purchase block bearings?
If you are looking to purchase block bearings, there are several options available to you. Here’s a detailed explanation of where you can purchase block bearings:
- Local Industrial Suppliers: One of the most convenient options is to check with local industrial suppliers or distributors in your area. These suppliers typically carry a wide range of bearings, including block bearings, and can provide you with the necessary guidance and support in selecting the right product for your specific application. You can search online directories or use search engines to find industrial suppliers near you.
- Bearing Manufacturers: Many bearing manufacturers have their own sales channels and online platforms where you can directly purchase block bearings. Some well-known bearing manufacturers include SKF, Timken, NSK, NTN, and FAG. Visiting the manufacturers’ websites will provide you with information on their authorized distributors, online stores, or contact details to inquire about purchasing options.
- Online Marketplaces: Online marketplaces like Amazon, eBay, and Alibaba offer a wide selection of block bearings from various sellers and suppliers. These platforms allow you to compare prices, read customer reviews, and choose from different brands and models. However, it’s important to ensure that you are purchasing from reputable sellers with positive ratings and reviews.
- Specialized Bearing Suppliers: There are specialized bearing suppliers that focus specifically on bearings and related products. These suppliers often have a comprehensive inventory of different types of bearings, including block bearings. They may have online stores or physical locations where you can make a purchase. Searching online for “specialized bearing suppliers” or “bearing distributors” will help you find such suppliers.
- Industrial Trade Shows and Exhibitions: Attending industrial trade shows and exhibitions related to machinery, bearings, or specific industries can provide an opportunity to connect with multiple suppliers and manufacturers in one place. These events often have exhibitors showcasing their products, including block bearings, and you can discuss your requirements directly with the representatives to make a purchase or gather information for future procurement.
- Local Machine Shops: Local machine shops or maintenance and repair service providers may stock block bearings for immediate purchase. These establishments often have a range of bearings available for quick replacement or repair needs. It’s worth checking with local machine shops in your area to inquire about their bearing inventory and purchasing options.
When purchasing block bearings, it’s important to consider factors such as the specific requirements of your application, the load capacity and speed rating of the bearing, the compatibility with your shaft diameter, and the quality and reputation of the supplier or manufacturer. It’s advisable to consult with experts or technical support from the supplier to ensure you select the right bearing for your needs.
Remember to compare prices, check for warranties or guarantees, and consider the shipping or delivery options before making a purchase decision.
editor by CX 2024-05-14
China OEM Good Price Hgr15 Hgr20 Hgr25 Linear Guide Rail Linear Guides Linear Block Bearing Carriage for Food Machinery bearing assembly
Product Description
High Precision HGR15 HGR20 HGR25 CNC Linear Xihu (West Lake) Dis. Rail Linear Xihu (West Lake) Dis. Block Carriage for CNC Router
Product Description
Specification:
Product Name |
Linear CZPT |
Material |
Bearing steel, Gcr15 |
Precision |
C, H, P |
Width |
15mm-45mm |
Length |
100mm-4000mm |
Advantage |
High precision, high speed, long life, high reliability, low noise |
Packing |
Plastic bag + wooden box or according to customers’ demands |
Packaging & Shipping
Packaging Details:
1)Sample order packing by paper carton for saving freight charge;
2)bulk order sent by sea will be packed by film and wooden carton.
3) as customer’s requirements.
Company Profile
Company Information:
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd is located at Xihu (West Lake) Dis. industrial zone Xihu (West Lake) Dis. County which is the beautiful Xihu (West Lake) Dis.
Water City and the famous painting and calligraphy village.The south is national road 308, the west is the national highway 105,
the north is HangZhou-HangZhou highway, so the position is very superior. It is 1 of the biggest linear manufacturers in China.
Certifications
FAQ
1. Q: How about the quality of your product?
A: 100% inspection during production.
Our products are certified to ISO9001-2008 international quality standards.
2. Q: What’s the delivery time?
A: For custom order, within 2000 meters,
Production time is 15days after confirmed every details.
3. Q: What’s your packing?
A: Our Normal packing is bulking in PE bag, and then into plywood Cartons.
We also can pack products according to your requirement.
4. Q: What about the warranty?
A: We are very confident in our products,
and we pack them very well to make sure the goods in well protection.
5.Q: Could you send me your catalogue and price list?
A: As we have more than hundreds of products,
it is really too hard to send all of catalogue and price list for you.
Please inform us the style you interested, we can offer the pricelist for your reference.
6.Q:There are a lot of companies which export bearings, why do you choose us?
A: As we are a genuine linear CZPT supplier since 2011.and we are really factory, you need not pay the profit for middlemen.
so we can offer you the lowest and competitive price .
Thanks for your valuable time !
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | CNC Machine Parts |
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Material: | Gcr15 Bearing Steel |
Structure: | Linear Guide Rail |
Samples: |
US$ 15/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
|
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do I choose the right block bearing for my machinery?
Choosing the right block bearing for your machinery is crucial to ensure optimal performance, reliability, and longevity. Here’s a detailed explanation of the factors to consider when selecting a block bearing:
- Load Requirements: Determine the load requirements of your machinery, including the magnitude and direction of the loads that will be applied to the bearing. Consider factors such as static loads, dynamic loads, and shock loads. This information will help you choose a block bearing with the appropriate load-carrying capacity and load rating.
- Speed and Operating Conditions: Consider the speed at which your machinery will operate and the corresponding operating conditions. High-speed applications may require block bearings with specific design features, such as lower friction, improved heat dissipation, and higher precision. Additionally, assess the operating environment for factors like temperature, humidity, dust, and chemical exposure, as these can impact the choice of bearing materials and seals.
- Bearing Type and Configuration: Choose the appropriate bearing type and configuration based on your machinery’s requirements. Common types of block bearings include ball bearings, roller bearings, and spherical bearings. Consider factors such as the type of motion, misalignment compensation, and ease of installation when selecting the bearing type.
- Bearing Size and Shaft Diameter: Determine the required bearing size and shaft diameter for your machinery. The bearing should be properly sized to handle the loads and fit securely on the shaft. Refer to manufacturer guidelines or consult engineering resources to determine the appropriate bearing size and shaft diameter for your specific application.
- Sealing and Lubrication: Consider the sealing and lubrication requirements of your machinery. Sealing arrangements help protect the bearing from contaminants and retain lubrication. Choose the appropriate sealing options based on the operating environment and the desired level of protection. Additionally, select the right lubricant and lubrication method based on factors such as operating speed, temperature, and load conditions.
- Industry Standards and Regulations: Ensure that the selected block bearing complies with relevant industry standards and regulations. Compliance with standards such as ISO, ANSI, or ABMA ensures that the bearing meets quality and performance requirements.
- Consult Manufacturer or Supplier: If you are unsure about the appropriate block bearing for your machinery, consult the manufacturer or a reputable supplier. They can provide expert guidance, technical support, and recommend suitable products based on their experience and knowledge.
By considering these factors and seeking expert advice when needed, you can choose the right block bearing that matches the requirements of your machinery, ensuring reliable and efficient operation.
Are block bearings available in stainless steel?
Yes, block bearings are available in stainless steel variants to meet specific application requirements. Stainless steel block bearings are designed to provide corrosion resistance and durability in environments where standard bearings may be susceptible to corrosion or chemical attack. Here are some key points about stainless steel block bearings:
1. Stainless Steel Material: Stainless steel block bearings are typically made from high-quality stainless steel materials, such as AISI 304 or AISI 316. These materials offer excellent corrosion resistance, mechanical strength, and dimensional stability.
2. Corrosion Resistance: Stainless steel block bearings are specifically designed to withstand corrosive environments, including exposure to moisture, chemicals, or harsh substances. They are commonly used in industries such as food processing, pharmaceuticals, chemical processing, marine applications, and outdoor equipment.
3. Lubrication: Stainless steel block bearings may require special lubrication considerations to ensure optimal performance and longevity. Some lubricants used with stainless steel bearings are specifically formulated to be compatible with stainless steel and provide enhanced corrosion protection.
4. Bearing Types: Stainless steel block bearings are available in various bearing types, such as deep groove ball bearings, spherical roller bearings, or tapered roller bearings. The specific bearing type depends on the application requirements, load capacity, and operating conditions.
5. Design Options: Stainless steel block bearings are available in different designs and configurations, including standard duty, heavy-duty, self-aligning, or flange block designs. The selection of the design depends on the specific application needs and load requirements.
6. Temperature Limitations: It’s important to consider the temperature limitations of stainless steel block bearings. While stainless steel offers good resistance to corrosion, the operating temperature range may be lower compared to other bearing materials. It is essential to consult the manufacturer’s specifications to ensure that the stainless steel block bearing is suitable for the intended temperature conditions.
7. Application Considerations: When selecting stainless steel block bearings, it’s crucial to consider the specific application requirements, load conditions, environmental factors, and operating conditions. Stainless steel block bearings may have different load capacities or temperature limits compared to their non-stainless steel counterparts.
Stainless steel block bearings provide a reliable solution for applications that demand corrosion resistance and durability. They offer protection against rust, pitting, and other forms of corrosion, making them suitable for use in challenging environments. However, it’s important to note that stainless steel block bearings may have different cost considerations compared to standard bearings due to the higher material and manufacturing costs associated with stainless steel.
Consulting with bearing manufacturers or suppliers can help in selecting the appropriate stainless steel block bearing that meets the specific requirements of the application and ensures reliable performance in corrosive or demanding environments.
What are the common applications of block bearings?
Block bearings, also known as pillow block bearings, are widely used in various industrial applications where there is a need to support and guide rotating or oscillating shafts. These bearings offer stability, load-carrying capacity, and ease of installation. Here’s a detailed explanation of the common applications of block bearings:
- Conveyor Systems: Block bearings are extensively used in conveyor systems found in industries such as manufacturing, mining, and logistics. They provide support and smooth motion for the conveyor belts, allowing efficient material handling and transportation.
- Fans and Blowers: Block bearings are commonly employed in industrial fans, blowers, and HVAC systems. They help support the rotating shafts of the fan blades, ensuring smooth operation and minimizing vibration.
- Pumps and Compressors: Block bearings find applications in pumps and compressors, where they support the rotating shafts and help maintain the fluid or gas flow. These bearings are essential for efficient operation and reliability in various industries, including oil and gas, water treatment, and HVAC.
- Agricultural Machinery: Block bearings are used in agricultural equipment such as harvesters, tractors, and irrigation systems. They provide support for shafts and rotating components, enabling efficient operation in demanding agricultural environments.
- Food Processing Equipment: The food processing industry often utilizes block bearings in equipment like mixers, conveyors, and packaging machinery. The bearings used in these applications are typically made of food-grade materials and designed to withstand frequent cleaning and sanitization.
- Material Handling Equipment: Block bearings are employed in a wide range of material handling equipment, including forklifts, cranes, and hoists. These bearings support the shafts and mechanisms involved in lifting, moving, and positioning heavy loads.
- Mining and Construction Machinery: Block bearings are used in heavy-duty equipment found in the mining and construction industries. They provide support and smooth rotation for components like conveyor systems, crushers, and excavators, enabling efficient operation in harsh environments.
- Printing and Packaging Machinery: Block bearings are utilized in printing presses, packaging machines, and paper processing equipment. They help support the rotating shafts and rollers, ensuring precise motion and reliable operation during printing, packaging, and paper handling processes.
- Textile Machinery: Block bearings are commonly employed in textile machinery, including spinning machines, weaving looms, and dyeing equipment. They support the rotating shafts and spindles, allowing smooth and precise movement during textile production processes.
- Automotive and Transportation: Block bearings are used in various automotive applications, such as wheel hubs, suspension systems, and transmission components. They provide support and enable smooth rotation in the automotive industry, ensuring reliable performance and comfort.
These are just a few examples of the common applications of block bearings. Due to their versatility, durability, and ability to handle substantial loads, block bearings are employed in numerous industries and equipment types where rotational motion support is required.
editor by CX 2024-05-10
China manufacturer Bearings Linear Lmf/K/H30uu Lmf 35uu Compact Flange Machinery Linear Motion Ball Bearings for CNC Machines Automation Equipment Linear Bearing with Flange Block bearing bronze
Product Description
Product Description
Linear bearings are bearing elements for translation type motion. As in the case of rotary bearings, a distinction is drawn as to whether the forces occurring are transmitted by means of rolling or sliding elements. Each linear design has particular characteristics that make it especially suitable for particular bearing arrangements.
Application:
Linear bearings are widely used in electronic equipment, pull tester and the digital three-dimensional coordinate measuring device, such as precision equipment, as well as multi-axis machine tools, press, tool grinder, automatic gas cutting machine, printer, card sorting machine, food packaging machines and other industrial machinery sliding components.
Product Name | Linear Ball Bearing | |
Brand Name | BDL,AZMA,THK,KBS,NSK,IKO | |
Package | PE bag+paper box+outer carton+wooden box+pallet, or as customers’ requirement | |
Port | HangZhou/HangZhou/ZheJiang /HangZhou |
Detailed Photos
Product Parameters
Type | |||
LMF6UU | LMK6UU | LMH6UU | LMF/KH 6UU |
LMF8SUU | LMK8SUU | LMF/K8SUU | |
LMF8UU | LMK8UU | LMH8UU | LMF/K/H 8UU |
LMF10UU | LMK 10UU | LMH10UU | LMF/K/H10UU |
LMF 12UU | LMK 12UU | LMH12UU | LMF/K/H12UU |
LMF13UU | LMK13UU | LMH13UU | LMF/K/H13UU |
LMF16UU | LMK 16UU | LMH16UU | LMF/K/H 16UU |
LMF20UU | LMK20UU | LMH20UU | LMF/K/H20UU |
LMF25UU | LMK25UU | LMH25UU | LMF/ICH25UU |
LMF 30UU | LMK 30UU | LMH 30UU | LMF/K/H30UU |
LMF 35UU | LMK35UU | LMF/ICH35UU | |
LMF40UU | LMK40UU | LMF/K/H40UU | |
LMF 50UU | LMK 50UU | LMF/K/H 50UU | |
LMF 60UU | LMK60UU | LMF/K/H60UU | |
LMF 80UU | LMK80UU | LMF/K/H 80UU | |
LMF100UU | LMK 100UU | LMF/K/H 100UU | |
Type | |||
LMEF8UU | LMEK8UU | LMEF/K8LUU | |
LMEF12UU | LMEK12UU | LMEF/K12LUU | |
LMEF16UU | LMEK16UU | LMEF/K16LUU | |
LMEF20UU | LMEK20UU | LMEF/K20LUU | |
LMEF25UU | LMEK25UU | LMEF/K25LUU | |
LMEF30UU | LMEK30UU | LMEF/K30LUU | |
LMEF40UU | LMEK40UU | LMEF/K 40LUU | |
LMEF50UU | LMEK50UU | LMEF/K 50LUU | |
LMEF60UU | LMEK60UU | LMEF/K 60LUU | |
Type | |||
LMF6LUU | LMK6LUU | LMH6LUU | LMF/K/H6LUU |
LMF8LUU | LMK8LUU | LMH8LUU | LMF/KA4 8LUU |
LMF10LUU | LMK10LUU | LMH10LUU | LMF/K/H 10LUU |
LMF12LUU | LMK12LUU | LMH12LUU | LMF/K/H 12LUU |
LMF13LUU | LMK13LUU | LMH13LUU | LMF/K/H 13LUU |
LMF16LUU | LMK16LUU | LMH16LUU | LMF/K/H 16LUU |
LMF20LUU | LMK20LUU | LMH20LUU | LMF/K/H 20LUU |
LMF25LUU | LMK25LUU | LMH25LUU | LMF/K/H 25LUU |
LMF30LUU | LMK30LUU | LMH30LUU | LMF/K/H 30LUU |
LMF35LUU | LMK35LUU | LMF/K/H 35LUU | |
LMF40LUU | LMK40LUU | LMFWH40LUU | |
LMF50LUU | LMK50LUU | LMF/K/H 50LUU | |
LMF60LUU | LMK60LUU | LMF/K/H 60LUU | |
LMEF8LUU | LMEK8LUU | LMEF/K 8LUU | |
LMEF12LUU | LMEK12LUU | LMEF/K12LUU | |
LMEF16LUU | LMEK16LUU | LMEF/K 16LUU | |
LMEF20LUU | LMEK20LUU | LMEF/K 20LUU | |
LMEF25LUU | LMEK25LUU | LMEF/K 25LUU | |
LMEF30LUU | LMEK30LUU | LMEF/K 30LUU | |
LMEF40LUU | LMEK40LUU | LMEF/K 40LUU | |
LMEF50LUU | LMEK50LUU | LMEF/K 50LUU | |
LMEF60LUU | LMEK60LUU | LMEF/K 60LUU |
Packaging & Shipping
Company Profile
Our Advantages
Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge
and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the
customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based
on wholesale sales,most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents
required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible and provide
the detailed information you need.
Please feel free to contact us, if you have any other question
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Feature: | Vacuum, Magnetically, Low Temperature, Corrosion Resistant, High Temperature, High Speed, Long Life, High Speed, Low Noise |
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Shape: | Open |
Series: | LM |
Material: | Alloy |
Service: | OEM ODM |
Transport Package: | Carton Pallet |
Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
---|
What is the typical price range for block bearings?
The price range for block bearings can vary depending on various factors such as the bearing type, size, materials, quality, and the supplier or manufacturer. Here’s a detailed explanation of the typical price range for block bearings:
1. Standard Block Bearings: Standard block bearings, commonly used in many industrial applications, are generally more affordable compared to specialized or high-performance variants. The price range for standard block bearings typically varies from a few dollars to several tens of dollars per bearing, depending on factors such as the bearing size, load capacity, and quality of construction.
2. Specialized Block Bearings: Specialized block bearings designed for specific applications or industries may have a higher price range due to their unique features, materials, or performance characteristics. For example, block bearings designed for high-speed applications, extreme temperatures, or corrosive environments may fall into a higher price range. Prices for specialized block bearings can range from tens of dollars to several hundred dollars per bearing, depending on the specific requirements and performance specifications.
3. High-Precision or Custom Block Bearings: High-precision block bearings or custom-designed bearings, which are manufactured to very tight tolerances or tailored to specific machinery requirements, can have a higher price range. These bearings often involve additional engineering, manufacturing, or quality control processes, which contribute to their higher cost. The price range for high-precision or custom block bearings can vary significantly, ranging from hundreds of dollars to several thousand dollars per bearing.
It’s important to note that the prices mentioned above are general estimates and can vary based on factors such as geographical location, market demand, quantity ordered, and supplier-specific pricing policies. Additionally, prices may also be subject to fluctuations over time due to factors such as raw material costs, manufacturing expenses, and market conditions.
When considering the price of block bearings, it’s essential to balance cost with quality and performance requirements. Opting for reputable suppliers or manufacturers known for their reliability and product quality is advisable to ensure that the block bearings meet the desired specifications and provide long-term value.
What are the signs of a failing block bearing?
A failing block bearing can exhibit various signs and symptoms that indicate potential issues. Recognizing these signs is crucial for timely maintenance or replacement to prevent further damage to the machinery. Here’s a detailed explanation of the common signs of a failing block bearing:
- Abnormal Noise: Unusual noises coming from the machinery, such as grinding, squealing, or rumbling sounds, can be indicative of a failing block bearing. These noises may occur during operation or when the machinery is under load.
- Vibration: Excessive vibration in the machinery can be a sign of a failing block bearing. If you notice increased levels of vibration during operation, especially in conjunction with other symptoms, it may indicate bearing wear or misalignment.
- Increased Temperature: A failing block bearing can generate excessive heat due to increased friction. If you observe abnormally high temperatures in the bearing housing or around the bearing area, it could be a sign of impending bearing failure.
- Irregular Operation: Changes in the smoothness or regularity of the machinery’s operation, such as intermittent or irregular motion, can be a result of a failing block bearing. This can manifest as jerky movements, sticking, or hesitation during operation.
- Loss of Lubrication: Insufficient or loss of lubrication can lead to bearing failure. If you notice signs of inadequate lubrication, such as dry or discolored lubricant, or if the bearing is running dry, it can accelerate wear and contribute to bearing failure.
- Visible Damage: Physical damage to the block bearing or its components, such as cracks, dents, or corrosion, can indicate a failing bearing. Additionally, if you observe excessive play or movement in the bearing, it may be a sign of wear or damage.
- Inconsistent Performance: A failing block bearing can result in inconsistent or reduced performance of the machinery. This may include decreased speed, reduced load-carrying capacity, or compromised precision in applications that require high accuracy.
- Increased Friction: If you notice an increase in friction or resistance when rotating or moving the machinery by hand, it may suggest a failing block bearing. Difficulty in turning the shaft or a feeling of roughness can indicate excessive wear or damage in the bearing.
It’s important to note that these signs can also be indicative of other issues in the machinery. Therefore, a thorough inspection by a qualified technician or engineer is recommended to accurately diagnose the problem. Regular maintenance, including visual inspections and monitoring of operating conditions, can help identify early signs of bearing failure and allow for timely intervention.
If you observe any of the mentioned signs, it’s crucial to address the issue promptly to prevent further damage to the machinery. Timely maintenance or replacement of failing block bearings can help ensure the continued reliable operation of the machinery and prevent costly breakdowns.
How is a block bearing different from other types of bearings?
A block bearing, also known as a pillow block bearing, has several distinct characteristics that differentiate it from other types of bearings. Here’s a detailed explanation of how a block bearing differs from other bearing types:
1. Housing Design: One of the key differences of a block bearing is its housing design. A block bearing features a solid block-shaped housing that provides support and stability to the bearing insert. This housing is typically made of materials like cast iron, stainless steel, or thermoplastics, and it often has mounting holes or slots for easy installation onto a support structure.
2. Mounting: Block bearings are designed to be easily mounted and secured onto a support structure, such as a frame or housing. The housing of a block bearing has mounting holes or slots that allow for straightforward attachment using bolts or fasteners. This mounting design provides stability and ensures that the bearing remains in place during operation.
3. Bearing Insert: Another distinct feature of a block bearing is the bearing insert it uses. The bearing insert in a block bearing is typically a ball bearing or a roller bearing. These bearing inserts are designed to facilitate smooth rotational motion of a shaft or rod while providing support and load-carrying capacity.
4. Application: Block bearings are commonly used in applications where there is a need to support and guide a rotating or oscillating shaft. They are widely utilized in various industrial machinery and equipment, such as conveyors, fans, pumps, agricultural machinery, and mining equipment. The block bearing’s robust design and ability to handle radial and axial loads make it suitable for these types of applications.
5. Versatility: Block bearings offer versatility in terms of size, configuration, and design. They are available in different sizes to accommodate various shaft diameters and load requirements. Additionally, block bearings can be used in different mounting positions, such as horizontal, vertical, or inclined, depending on the specific application needs.
6. Maintenance: Block bearings generally require regular maintenance, including lubrication, to ensure optimal performance and longevity. Lubrication helps reduce friction and wear between the bearing components, ensuring smooth operation. Many block bearings feature grease fittings or seals that allow for easy lubrication and help protect the bearing from contaminants.
While block bearings have their unique characteristics, it’s important to note that there are many other types of bearings available, each with its own advantages and applications. Some common types of bearings include deep groove ball bearings, cylindrical roller bearings, tapered roller bearings, and spherical roller bearings. The selection of the appropriate bearing type depends on factors such as load capacity, speed, operating conditions, and specific application requirements.
By understanding the differences between various bearing types, it becomes easier to select the most suitable bearing for a particular application.
editor by CX 2024-05-02
China Custom Customized Size Neoprene Rubber Pads Elastomeric Block Rubber Bearing for Bridge bearing assembly
Product Description
Product Description
The bearing is composed of several layers of rubber sheet and thin steel plate superimposed by pressure vulcanization, which has enough vertical stiffness to meet the vertical load, and has good elasticity to adapt to the rotation of the beam end. It has large shear deformation to meet the water of the superstructure horizontal displacement, and has a good seismic effect, can reduce the dynamic load on the upper structure and pier impact.
Mechanical Properties of Rubber
Technical index | Neoprene Rubber | Natural Rubber | |
Hardness (IRHD) | 60±5 | 60±5 | |
Strength Tensile (Mpa) | ≥17 | ≥18 | |
Elongation at break (%) | ≥400 | ≥450 | |
Brittleness temperature (ºC) | ≤40 | ≤-50 | |
Constant compression permanent deformation | ≤15 | ≤30 | |
Resistance to CZPT aging test (test conditions,20% elongation,40ºC×96h) |
100ppmm | 25ppmm | |
No cracking | No cracking | ||
Hot air aging test (The biggest change comparing with before aging numerical) |
Test conditions (ºC×h) | 100×70 | 70×168 |
Strength Tensile (%) | -15 | -15 | |
Elongation at break(%) | -40 | -20 | |
Variation in hardness(IRHD) | 0,+10 | -5,+10 | |
Strength of rubber and steel Peel adhesive (KN/m) | >10 | >10 | |
Strength of 4 fluorine plate and rubber (KN/m) | >7 | >7 |
Features of rubber bridge bearing:
(1) Quality materials including natural rubber, neoprene complying with AASHTO standards.
(2) Allow for expansions and contractions of precast steel structure of bridges.
(3) Capable to control load distribution, meanwhile accommodate thermal and end-beam rotational movements.
(4) Vibration, sounds and shocks isolation.
(5) Avoid excessive load eccentricity and edge compression.
(6) Simple but robust structure.
(7) Lower price than laminated elastomeric bearing.
(8) High cost effectiveness.
(9) Minimal maintenance is needed
Table 1. Rectangular Laminated Elastomeric Bearing Sizes (Width* Length/ mm)
100*150 | 100*200 | 150*150 | 150*200 | 150*250 | 150*300 | 200*200 |
200*250 | 200*300 | 200*350 | 200*400 | 250*250 | 250*300 | 250*350 |
250*400 | 250*450 | 250*500 | 300*300 | 300*350 | 300*400 | 300*450 |
300*500 | 300*550 | 300*600 | 350*350 | 350*400 | 350*450 | 350*500 |
350*550 | 350*600 | 400*400 | 400*450 | 400*500 | 400*550 | 400*600 |
400*650 | 450*450 | 450*500 | 450*550 | 450*600 | 450*650 | 500*500 |
500*550 | 500*600 | 500*650 | 500*700 | 550*550 | 550*600 | 550*650 |
600*600 | 600*650 | 600*700 | 600*750 | 650*650 | 650*700 | 650*750 |
700*700 | With or without the PTFE plate |
Table 2. Round Laminated Elastomeric Bearing Sizes (OD/ mm)
150 | 200 | 250 | 300 | 350 | 400 | 450 |
500 | 550 | 600 | 650 | 700 | 750 | 800 |
With or without the PTFE plate |
Contact:
Ms. Jane
Export Manager
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After-sales Service: | Technical Guidance |
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Warranty: | 1 Year |
Certification: | GB, En |
Samples: |
US$ 10/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What materials are typically used in the manufacturing of block bearings?
Block bearings, also known as pillow block bearings, are manufactured using a variety of materials to meet different application requirements and operating conditions. Here’s a detailed explanation of the materials that are typically used in the manufacturing of block bearings:
1. Bearing Housing Materials: The housing of a block bearing, also called an outer ring or pillow block, is responsible for providing support and protection to the bearing insert. Common materials used for bearing housings include:
- Cast Iron: Cast iron is a popular material for bearing housings due to its excellent strength, rigidity, and durability. It provides good resistance to shock, vibration, and corrosion. Cast iron housings are commonly used in heavy-duty applications.
- Steel: Steel housings offer high strength and toughness, making them suitable for applications with demanding operating conditions. They provide good resistance to impact, wear, and corrosion.
- Stainless Steel: Stainless steel housings are used in applications where corrosion resistance is critical. They are particularly suitable for environments with high humidity, moisture, or chemical exposure.
- Thermoplastic: Thermoplastic housings, typically made of materials such as polyamide or PBT (polybutylene terephthalate), offer excellent chemical resistance and can be suitable for applications where lightweight, non-metallic housings are required.
2. Bearing Insert Materials: The bearing insert, also known as the inner ring, is the component that directly interacts with the rotating shaft. Common materials used for bearing inserts include:
- Chrome Steel: Chrome steel, also known as bearing steel, is a common material for bearing inserts. It offers good hardness, wear resistance, and load-carrying capacity. Chrome steel inserts are suitable for a wide range of applications.
- Stainless Steel: Stainless steel inserts are used in applications where corrosion resistance is crucial. They provide good resistance to moisture, chemicals, and high-temperature environments.
- Ceramic: Ceramic inserts, typically made of materials like silicon nitride or zirconia, offer exceptional hardness, corrosion resistance, and high-temperature capabilities. Ceramic bearings are used in specialized applications that require extreme performance.
3. Lubrication: While not a material used in the construction of block bearings, lubricants play a critical role in their operation. Lubricants, such as grease or oil, are used to reduce friction, dissipate heat, and protect against wear. The selection of the appropriate lubricant depends on factors like operating speed, temperature, and load conditions.
It’s important to note that the specific materials used in the manufacturing of block bearings can vary depending on the manufacturer, application requirements, and industry standards. When selecting a block bearing, it’s advisable to consult the manufacturer’s specifications and guidelines to ensure the chosen materials are suitable for your specific needs.
Can block bearings handle both radial and axial loads?
Yes, block bearings are designed to handle both radial and axial loads. Block bearings, also known as pillow block bearings or plummer block bearings, are a type of bearing housing that contains a rolling element bearing. These bearings are commonly used in various industrial applications to support rotating shafts and provide support for both radial and axial loads.
The design of block bearings allows them to accommodate radial loads, which are forces acting perpendicular to the shaft’s axis. Radial loads can be caused by the weight of the shaft, the load being transmitted through the shaft, or other external forces acting on the bearing.
In addition to radial loads, block bearings are also capable of handling axial loads, which are forces acting parallel to the shaft’s axis. Axial loads can be caused by thrust or pushing/pulling forces exerted on the bearing. The ability of block bearings to handle axial loads depends on their specific design and configuration.
Block bearings typically consist of a housing (block) and an insert bearing. The housing provides support and protection for the bearing, while the insert bearing is the rolling element bearing that carries the load. The insert bearing can be designed to handle both radial and axial loads, depending on its type and construction.
Some block bearings use deep groove ball bearings as the insert bearing, which are capable of handling both radial and axial loads. Other types of insert bearings, such as spherical roller bearings or tapered roller bearings, are specifically designed to handle higher axial loads in addition to radial loads.
It’s important to consider the specific application requirements and load conditions when selecting block bearings. The manufacturer’s specifications and guidelines should be consulted to ensure that the chosen block bearings are suitable for the expected radial and axial load capacities.
Overall, block bearings are designed to provide support for both radial and axial loads, making them versatile and widely used in various machinery and equipment applications.
What are the standard dimensions for block bearings?
The dimensions of block bearings, also known as pillow block bearings, can vary depending on the specific design and manufacturer. However, there are standard dimensions that are commonly used in the industry. Here’s a detailed explanation of the standard dimensions for block bearings:
Block bearings consist of a bearing insert (also called an inner ring) and a housing (also called an outer ring or pillow block). The housing is typically a solid or split housing with mounting holes for attachment to a support structure. The bearing insert is designed to fit inside the housing and supports the rotating shaft. The dimensions of block bearings are typically specified using the following parameters:
- Shaft Diameter (d): This refers to the diameter of the shaft that will be inserted into the bearing. The standard shaft diameters for block bearings range from a few millimeters up to several inches, depending on the application requirements. Common shaft diameter sizes include 1/2″, 5/8″, 3/4″, 1″, 1-1/4″, 1-1/2″, and 2″.
- Housing Length (L): The housing length refers to the distance between the mounting surfaces of the housing. It determines the overall length of the block bearing assembly. The housing length can vary depending on the bearing size and design, but common lengths range from around 2 inches to several inches or more.
- Housing Width (B): The housing width refers to the width of the housing, perpendicular to the shaft. It determines the overall width of the block bearing assembly. The housing width can vary depending on the bearing size and design, but common widths range from around 1 inch to several inches or more.
- Mounting Hole Spacing (Bolt Hole Centers): Block bearings typically have multiple mounting holes for attachment to the support structure. The mounting hole spacing refers to the distance between the centers of these mounting holes. The standard mounting hole spacing is often specified using a bolt hole center-to-center distance, such as 2-bolt, 3-bolt, or 4-bolt configurations. The specific dimensions can vary depending on the bearing size and design.
- Bearing Insert Width (Bearing Width): The bearing insert width refers to the width of the bearing insert itself. It determines the amount of support and contact area for the rotating shaft. The bearing insert width can vary depending on the bearing size and design, but common widths range from around 0.5 inch to several inches or more.
It’s important to note that these are general standard dimensions, and variations may exist depending on the specific manufacturer and bearing type. Additionally, some block bearings may have additional features or variations in dimensions to cater to specific applications or industry requirements.
When selecting a block bearing, it’s crucial to consider the specific dimensions required for your application, including the shaft diameter, housing length and width, and mounting hole spacing. Consulting the manufacturer’s specifications and guidelines is recommended to ensure the correct dimensions are chosen for your specific needs.
editor by CX 2024-04-30
China supplier Low Price Factory Supply Linear Guide 15mm 20mm 25mm 30mm 35mm Linear Guide Rail 3000mm and Block Bearing for CNC connecting rod bearing
Product Description
Product Description
Product Name | Low Price Factory Supply Linear Xihu (West Lake) Dis. 15mm 20mm 25mm 30mm 35mm Linear Xihu (West Lake) Dis. Rail 3000mm and Block Bearing for CNC |
Accuracy | Grade 1,2,3,4,5 or C/H/P/SP/UP |
Preload | Z0, Z1, Z2 |
Material | Gcr15 bearing steel |
Size | 15mm,20mm,25mm,30mm,35mm,45mm |
Type of block | Flange/Square |
Length of linear CZPT rail | 100mm-4000mm,any length will be available |
Usage | CNC machinery |
Product Parameters
Packaging & Shipping
Packaging Details: 1)Sample order packing by paper carton for saving freight charge;
2)bulk order sent by sea will be packed by film and wooden carton.
3) as customer’s requirements.
Delivery Detail: within 5-15 days against payment
Company Profile
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd is located at Xihu (West Lake) Dis. Industrial Zone Xihu (West Lake) Dis. County which is the beautiful Xihu (West Lake) Dis. Water City and the famous painting and calligraphy village.The south is 308 National Road, the west is the 105 National Highway, the north is HangZhou-HangZhou Highway, the position is very superior. It is 1 of the biggest linear CZPT manufacturers in China.
Our Advantages
1. Our Team:
We have experienced and qualified team of marketing and sales representatives to serve our valued customers with the finest products and unsurpassed service.And have professional engineers team to assessment and development the new precision products,and make the OEM customized more easily,experienced QC team to test the products quaity ensure the goods quality before delivery out.
2. Our products:
Quality is the life .We use only the best quality material to ensure the precision of our
Product.All products we sold out are strictly selected and tested by our QC department.
3. Payment:
We accept payment via T/T (Bank transfer), Western Union.
4. Shipping method:
Including DHL, UPS, TNT, FEDEX,EMS, Airfreight and by Sea,as customer required.
Our Services
Miniature linear guides
MGN5 / MGW5
MGN7 / MGW7
MGN9 / MGW9
MGN12 / MGW12
MGN15 / MGW15
Cross linear guide
SER-GC25
SER-GC30
SER-GC35
BALL SCREW
Ball screw rod
End supporting seat: BK/BF
Nut
Nut hosuing
Coupling
FAQ
1. Q: How about the quality of your product?
A: 100% inspection during production.
Our products are certified to ISO9001-2008 international quality standards.
2. Q: What’s the delivery time?
A: For custom order, within 2000 meters, production time is 15days after confirmed every details.
3. Q: What’s your packing?
A: Our Normal packing is bulking in PE bag, and then into plywood Cartons. We also can pack products according to your requirement.
4. Q: What about the warranty?
A: We are very confident in our products, and we pack them very well to make sure the goods in well protection.
5.Q: Could you send me your catalogue and price list?
A: As we have more than hundreds of products, it is really too hard to send all of catalogue and price list for you. Please inform us the style you interested, we can offer the pricelist for your reference.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | CNC Machine Parts |
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Material: | Gcr15 Bearing Steel |
Structure: | Linear Guide Rail and Block |
Samples: |
US$ 8/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do I maintain and lubricate block bearings?
Maintaining and lubricating block bearings is essential to ensure their optimal performance, prevent premature wear, and extend their service life. Here’s a detailed explanation of how to maintain and lubricate block bearings:
- Regular Inspection: Perform regular visual inspections of the block bearings to check for any signs of damage, wear, or contamination. Look for cracks, rust, excessive play, or abnormal noise. If any issues are detected, take appropriate action, such as cleaning, lubricating, or replacing the bearing.
- Cleanliness: Keep the surrounding area clean to prevent the ingress of dirt, dust, or debris into the bearing housing. Clean the housing and the surrounding components regularly using a soft cloth or brush. Avoid using harsh chemicals or excessive water, as it can damage the bearing or its lubrication.
- Lubrication: Lubrication is crucial for smooth operation and to reduce friction and wear in block bearings. Follow the manufacturer’s recommendations for the type and quantity of lubricant to be used. Some block bearings have grease fittings or seals that allow for easy lubrication. Apply the lubricant according to the manufacturer’s guidelines, ensuring that it reaches all the necessary areas, such as the bearing insert and rolling elements.
- Lubrication Frequency: The frequency of lubrication depends on various factors, such as the bearing type, operating conditions, and manufacturer’s recommendations. In general, block bearings should be lubricated regularly, especially in high-speed or high-load applications. However, excessive lubrication can cause overheating or leakage, so it’s important to follow the recommended lubrication intervals.
- Monitor Temperature: During operation, monitor the temperature of the block bearings regularly. Excessive heat can indicate insufficient lubrication or other issues. If the temperature rises significantly or exceeds the manufacturer’s recommendations, investigate and address the root cause to prevent bearing damage.
- Sealing: Check the sealing arrangements of the block bearings to ensure they are intact and functioning properly. Seals help protect the bearing from contaminants and retain the lubricant. If seals are damaged or worn, replace them promptly to maintain the integrity of the bearing’s lubrication system.
- Training and Expertise: If you are not familiar with block bearing maintenance, consider seeking training or guidance from the manufacturer or a qualified professional. They can provide you with specific instructions and best practices for maintaining and lubricating block bearings in your particular application.
Following these maintenance and lubrication practices can help ensure the proper functioning and longevity of block bearings. Remember to consult the manufacturer’s documentation and guidelines specific to your block bearing model for detailed instructions and recommendations.
Can block bearings handle both radial and axial loads?
Yes, block bearings are designed to handle both radial and axial loads. Block bearings, also known as pillow block bearings or plummer block bearings, are a type of bearing housing that contains a rolling element bearing. These bearings are commonly used in various industrial applications to support rotating shafts and provide support for both radial and axial loads.
The design of block bearings allows them to accommodate radial loads, which are forces acting perpendicular to the shaft’s axis. Radial loads can be caused by the weight of the shaft, the load being transmitted through the shaft, or other external forces acting on the bearing.
In addition to radial loads, block bearings are also capable of handling axial loads, which are forces acting parallel to the shaft’s axis. Axial loads can be caused by thrust or pushing/pulling forces exerted on the bearing. The ability of block bearings to handle axial loads depends on their specific design and configuration.
Block bearings typically consist of a housing (block) and an insert bearing. The housing provides support and protection for the bearing, while the insert bearing is the rolling element bearing that carries the load. The insert bearing can be designed to handle both radial and axial loads, depending on its type and construction.
Some block bearings use deep groove ball bearings as the insert bearing, which are capable of handling both radial and axial loads. Other types of insert bearings, such as spherical roller bearings or tapered roller bearings, are specifically designed to handle higher axial loads in addition to radial loads.
It’s important to consider the specific application requirements and load conditions when selecting block bearings. The manufacturer’s specifications and guidelines should be consulted to ensure that the chosen block bearings are suitable for the expected radial and axial load capacities.
Overall, block bearings are designed to provide support for both radial and axial loads, making them versatile and widely used in various machinery and equipment applications.
How is a block bearing different from other types of bearings?
A block bearing, also known as a pillow block bearing, has several distinct characteristics that differentiate it from other types of bearings. Here’s a detailed explanation of how a block bearing differs from other bearing types:
1. Housing Design: One of the key differences of a block bearing is its housing design. A block bearing features a solid block-shaped housing that provides support and stability to the bearing insert. This housing is typically made of materials like cast iron, stainless steel, or thermoplastics, and it often has mounting holes or slots for easy installation onto a support structure.
2. Mounting: Block bearings are designed to be easily mounted and secured onto a support structure, such as a frame or housing. The housing of a block bearing has mounting holes or slots that allow for straightforward attachment using bolts or fasteners. This mounting design provides stability and ensures that the bearing remains in place during operation.
3. Bearing Insert: Another distinct feature of a block bearing is the bearing insert it uses. The bearing insert in a block bearing is typically a ball bearing or a roller bearing. These bearing inserts are designed to facilitate smooth rotational motion of a shaft or rod while providing support and load-carrying capacity.
4. Application: Block bearings are commonly used in applications where there is a need to support and guide a rotating or oscillating shaft. They are widely utilized in various industrial machinery and equipment, such as conveyors, fans, pumps, agricultural machinery, and mining equipment. The block bearing’s robust design and ability to handle radial and axial loads make it suitable for these types of applications.
5. Versatility: Block bearings offer versatility in terms of size, configuration, and design. They are available in different sizes to accommodate various shaft diameters and load requirements. Additionally, block bearings can be used in different mounting positions, such as horizontal, vertical, or inclined, depending on the specific application needs.
6. Maintenance: Block bearings generally require regular maintenance, including lubrication, to ensure optimal performance and longevity. Lubrication helps reduce friction and wear between the bearing components, ensuring smooth operation. Many block bearings feature grease fittings or seals that allow for easy lubrication and help protect the bearing from contaminants.
While block bearings have their unique characteristics, it’s important to note that there are many other types of bearings available, each with its own advantages and applications. Some common types of bearings include deep groove ball bearings, cylindrical roller bearings, tapered roller bearings, and spherical roller bearings. The selection of the appropriate bearing type depends on factors such as load capacity, speed, operating conditions, and specific application requirements.
By understanding the differences between various bearing types, it becomes easier to select the most suitable bearing for a particular application.
editor by CX 2024-04-26
China Professional Double Row Taper Roller Bearing for Drilling Rig CZPT Block Lm241149nw/Lm241110d bearing assembly
Product Description
Single-Row Tapered Roller Bearing Inner Diameter 60-900 mm
Double-row Tapered Roller Bearing Inner Diameter of 70-1120 mm
Four-row Tapered Roller Bearing Inner Diameter 139.7-780 mm
The tapered roller bearing is designed to have the taper surfaces of the Inner ring raceway, outer ring raceway and the rolling surface of the roller interest at 1 point in the central line of the bearing.
Products in the metric system as well as in the English system are available. For more information, please contact WGYS.
They suit for heavy load and impact load.
Single-row Tapered Roller Bearing
It can bear both radial load and one-way axial load.
The axial thrust load will occur when these bearings are bearing radial load, so 2 bearings should be used face to face or back to back(or in combination) .
According to different contact angles, they can be classified into 3 patterns: small taper angle, medium taper angle and big taper angle.
Double-row Tapered Roller Bearing
They can be divided into 2 kinds: TDO and TDI.
The former 1 has a outer ring with a double raceway and a inner ring with 2 single raceways while the latter 1 has a outer ring with 2 single raceways and a inner ring with a double raceway. Both can bear radial load and two-way axial load.
The sizes of Inner ring and out ring should be coped in advance to ensure the required internal clearance after installation.
Four-row Tapered Roller Bearing
They suit for low and medium speed rolling mills.
After investigation into the internal clearance in advance, they are easy to use.
Bearing No. | |
New Code | LM241149NW/LM241110D |
Old code | |
Boundary dimensions(mm) | |
d | 203.2 |
D | 276.225 |
T | 95.25 |
C | 73.571 |
Basic load ratings(kN) | |
Cr | 600 |
Cor | 1250 |
Limiting speed(rpm) | |
Grease | 720 |
Oil | 900 |
Mass(Kg) | |
(Refer.) | 14.7 |
Metric single row taper roller bearing
1.302 Series
2.303 Series
3.313 Series
4.320 Series
5.322 Series
6.323 Series
7.330 Series
8.331 Series
9.332 Series
10.329 Series
Inch single row Taper roller bearing
Metric double row taper roller bearing
Inch double row taper roller bearing
Four row taper roller bearing
Bearing No. | Principal Dimensions (mm) | Basic Load Ratings (N) | Limiting Speeds (r/min) | Mass | ||||||
d | D | T | B | C | Dynamic (Cr) | Static (C0r) | Grease | Oil | kg | |
33205 | 25 | 52 | 22 | 22 | 18 | 37840 | 44800 | 5360 | 7200 | 0.23 |
33206 | 30 | 62 | 25 | 25 | 19.5 | 51520 | 61200 | 4480 | 6000 | 0.37 |
33207 | 35 | 72 | 28 | 28 | 22 | 67360 | 84800 | 3840 | 5040 | 0.56 |
33208 | 40 | 80 | 32 | 32 | 25 | 84000 | 105600 | 3440 | 4480 | 0.77 |
33209 | 45 | 85 | 32 | 32 | 25 | 86400 | 114400 | 3200 | 4240 | 0.82 |
33210 | 50 | 90 | 32 | 32 | 24.5 | 91200 | 128000 | 3040 | 4000 | 0.9 |
33211 | 55 | 100 | 35 | 35 | 27 | 110400 | 152000 | 2720 | 3600 | 1.2 |
33212 | 60 | 110 | 38 | 38 | 29 | 134400 | 188800 | 2400 | 3200 | 1.6 |
33213 | 65 | 120 | 41 | 41 | 32 | 155200 | 216000 | 2240 | 3040 | 2.05 |
33214 | 70 | 125 | 41 | 41 | 32 | 160800 | 228000 | 2080 | 2880 | 2.1 |
33215 | 75 | 130 | 41 | 41 | 31 | 167200 | 240000 | 1920 | 2720 | 2.25 |
33216 | 80 | 140 | 46 | 46 | 35 | 200800 | 300000 | 1760 | 2560 | 2.9 |
33217 | 85 | 150 | 49 | 49 | 37 | 228800 | 344000 | 1600 | 2400 | 3.7 |
33220 | 100 | 180 | 63 | 63 | 48 | 343200 | 524000 | 1360 | 1920 | 6.95 |
Bearing No. | Principal Dimensions (mm) | Basic Load Ratings (N) | Limiting Speeds (r/min) | Mass | ||||||
d | D | T | B | C | Dynamic (Cr) | Static (C0r) | Grease | Oil | kg | |
33108 | 40 | 75 | 26 | 26 | 20.5 | 63360 | 83200 | 4000 | 5360 | 0.51 |
33109 | 45 | 80 | 26 | 26 | 20.5 | 67360 | 91200 | 3600 | 4800 | 0.56 |
33110 | 50 | 85 | 26 | 26 | 20.5 | 68640 | 97600 | 3440 | 4480 | 0.59 |
33111 | 55 | 95 | 30 | 30 | 23 | 88000 | 124800 | 3040 | 4000 | 0.86 |
33112 | 60 | 100 | 30 | 30 | 23 | 93600 | 136000 | 2880 | 3840 | 0.92 |
33113 | 65 | 110 | 34 | 34 | 26.5 | 113600 | 166400 | 2560 | 3440 | 1.3 |
33114 | 70 | 120 | 37 | 37 | 29 | 137600 | 200000 | 2400 | 3200 | 1.7 |
33115 | 75 | 125 | 37 | 37 | 29 | 140800 | 212000 | 2240 | 3040 | 1.8 |
33116 | 80 | 130 | 37 | 37 | 29 | 143200 | 224000 | 2080 | 2880 | 1.9 |
33117 | 85 | 140 | 41 | 41 | 32 | 176000 | 272000 | 1920 | 2720 | 2.45 |
33118 | 90 | 150 | 45 | 45 | 35 | 200800 | 312000 | 1600 | 2400 | 3.1 |
33122 | 110 | 180 | 56 | 56 | 43 | 295200 | 504000 | 1440 | 2080 | 5.55 |
Inch Tapered Roller Thrust Bearings | |||||
BRG # | Bearing No | BORE | O.D. | HEIGHT | WIEGHT |
d(inch) | D(inch) | T(inch) | kgs | ||
T 411 | T411 | 4 | 8.5 | 1.8125 | 8.9 |
T 441 | T441 | 4.4 | 8.8 | 2.2 | 11.4 |
T 451 | T451 | 4.5 | 9.875 | 2.125 | 15 |
T 511 | T511 | 5 | 10.5 | 2.3125 | 17.8 |
T 511 A | T511A | 5.0625 | 10.5 | 2.3125 | 17.8 |
T 520 | T520 | 5 | 9.875 | 2.1875 | 13.9 |
T 611 | T611 | 6 | 12.5 | 2.75 | 29.3 |
T 651 | T651 | 6.5 | 12.25 | 3.5 | 38.3 |
T 661 | T661 | 6.625 | 12 | 2.75 | 27.8 |
T 691 | T691 | 6.875 | 14.125 | 3.25 | 45.3 |
T 711 | T711 | 7 | 14.5 | 3.25 | 48.4 |
T 811 | T811 | 8 | 16.5 | 3.625 | 69.3 |
T 811 X | T811X | 8 | 16.5 | 4.75 | 92.7 |
T 811 XA | T811XA | 8 | 16.5 | 4.1875 | 81.8 |
T 911 | T911 | 9 | 19 | 4.125 | 105 |
T 911 A | T911A | 9.25 | 19 | 4.125 | 103 |
T 921 | T921 | 9.25 | 21.5 | 5 | 171 |
T 1011 | T1011 | 10 | 21.25 | 4.625 | 147 |
T 1115 | T1115 | 11 | 19.5 | 5.25 | 125 |
T 1120 | T1120 | 11 | 23.75 | 5.375 | 212 |
T 1421 | T1421 | 14 | 21 | 4 | 83.9 |
T 7519 | T7519 | 7.4803 | 14 | 2.922 | 35.9 |
T 9571 | T9571 | 9 | 17 | 3.495 | 65.7 |
T 14520 | T14520 | 14.5 | 23.75 | 4.75 | 144 |
T 16571 | T16571 | 16 | 28 | 5.75 | 264 |
T 16050 | T06050 | 16 | 33 | 7 | 517 |
T 48000 | T48000 | 48 | 60 | 5.375 | 596 |
Package
For the medium and large size bearings,we usually pack it by wrapped belt and wooden case.This will avoid any damage to the bearing surface and make the bearing better performance when it arrives at the destination.Also,we can pack it by customer’s requirement.
Inventory
Dimensions (mm) | Basic load rating (KN) | Weight (kg) | Number | |||||
d | D | H | ||||||
Dynamic | Staitc | |||||||
160 | 300 | 110 | 580 | 2900 | 3.5 | 829232 | 515805 | |
170 | 240 | 84 | 380 | 1390 | 12.5 | 829234 | 350980C | 528974 |
180 | 280 | 90 | 580 | 2900 | 21 | 829736 | 353162 | 528294 |
220 | 300 | 96 | 450 | 1800 | 19.5 | 829244 | 351019C | 528876 |
230 | 400 | 180 | 980 | 4800 | 114 | 829746 | 53571 | |
240 | 320 | 96 | 430 | 2000 | 21.5 | 829748 | 351182C | 529086 |
250 | 380 | 100 | 850 | 500 | 42.3 | 829950 | 353005 | 557171 |
260 | 360 | 92 | 630 | 3200 | 27.7 | 829252 | 350981C | 55712 |
270 | 450 | 180 | 1700 | 6100 | 118 | 829954 | 351164C | 527907 |
300 | 420 | 100 | 890 | 4500 | 42 | 829260 | 524740 | |
320 | 440 | 108 | 990 | 4700 | 48 | 829264 | 353102C | 528562 |
320 | 470 | 130 | 1350 | 5800 | 79 | 829764 | 350982C | 509654 |
350 | 490 | 130 | 1200 | 5300 | 73.5 | 826970 | 351100C | 53571 |
350 | 540 | 135 | 1750 | 9200 | 112 | 829970K | 353006 | 522008 |
360 | 560 | 200 | 2400 | 12500 | 180 | 829272 | 524194 | |
380 | 530 | 130 | 1800 | 10000 | 829276 | 513828 | ||
380 | 560 | 130 | 1800 | 10000 | 108 | 829776 | 351175C | 513125 |
380 | 650 | 215 | 3400 | 17200 | 829976 | BFDB353204 | 545936 | |
400 | 650 | 200 | 2700 | 13800 | 829780 | 540162 | ||
420 | 620 | 170 | 2420 | 12200 | 829784 | 351121C | 55712 | |
420 | 620 | 185 | 2420 | 12200 | 829784K | BFDB353200/HA3 | 545991 | |
440 | 645 | 167 | 1980 | 10800 | 829788 | 353151 | 534038 | |
450 | 645 | 155 | 1980 | 10800 | 829990 | 35571D | 513401 | |
470 | 720 | 200 | 3450 | 18000 | 829994 | 351301 C | ||
470 | 720 | 210 | 3450 | 18000 | 829794 | BFDB353238/HA3 | 549701 | |
480 | 710 | 218 | 2900 | 13000 | 829796 | 547584 | ||
530 | 710 | 218 | 2300 | 14000 | 8292/530 | 351475C | 511746 | |
550 | 760 | 230 | 2950 | 13500 | 8297/550 | 35571C | 515196 | |
600 | 880 | 290 | 4750 | 21500 | 8297/600 | BFDB350824B/HA1 | ||
670 | 900 | 230 | 3600 | 19500 | 8292/670 | 351761A |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Cage: | Pressed Steel |
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Precision: | ABEC-1/P0 |
Rolling Body: | Roller Bearings |
The Number of Rows: | Double |
Outer Dimension: | Large (200-430mm) |
Material: | Bearing Steel |
Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Which companies are leading manufacturers of block bearings?
When it comes to block bearings, there are several leading manufacturers that are known for their high-quality products and expertise in the field. Here’s a detailed explanation of some of the prominent companies that are considered leading manufacturers of block bearings:
- SKF: SKF is a renowned global manufacturer of bearings and related products. They offer a wide range of block bearings under their brand name. SKF block bearings are known for their reliability, durability, and performance. SKF provides various designs and configurations to cater to different applications and industries.
- Timken: Timken is another well-established manufacturer of bearings, including block bearings. Timken block bearings are known for their high-quality construction and long service life. They offer a diverse range of block bearing solutions to meet the needs of various industries, including automotive, industrial, and agricultural applications.
- NSK: NSK is a leading manufacturer of bearings, including block bearings, across the globe. They have a wide range of block bearing units designed for different shaft diameters and applications. NSK block bearings are recognized for their precision, reliability, and innovative designs, catering to industries such as automotive, industrial machinery, and agriculture.
- NTN: NTN is a trusted manufacturer of bearings and bearing units, including block bearings. They offer a comprehensive range of block bearing units designed for different load capacities and operating conditions. NTN block bearings are known for their high-quality materials, advanced engineering, and reliable performance.
- FAG: FAG, a brand of Schaeffler Group, is a leading manufacturer of bearings and bearing housings, including block bearings. FAG block bearings are known for their precision, robustness, and superior performance. They provide a wide range of block bearing units suitable for various industries and applications.
- Dodge (ABB): Dodge, now a part of ABB, is a well-known manufacturer of bearings and bearing housings, including block bearings. They offer a diverse range of block bearing units designed for various industries and applications, such as mining, aggregate, and food processing. Dodge block bearings are recognized for their durability and reliability.
It’s important to note that the list above represents some of the leading manufacturers of block bearings, but there are other reputable manufacturers in the market as well. These manufacturers often have a wide network of authorized distributors and dealers who can provide their products and support.
When selecting block bearings, it’s advisable to consider the specific requirements of your application, such as load capacity, operating conditions, and industry standards. Consulting with these leading manufacturers or their authorized distributors can help you choose the right block bearing for your needs.
What is the temperature tolerance for block bearings?
The temperature tolerance for block bearings can vary depending on factors such as the bearing design, materials used, lubrication, and specific application requirements. Block bearings are designed to operate within a certain temperature range to ensure optimal performance, lubrication effectiveness, and overall bearing life. Here are some key points regarding the temperature tolerance of block bearings:
1. Standard Temperature Range: In general, standard block bearings are designed to operate within a temperature range of -20°C to +120°C (-4°F to +248°F). This temperature range covers a wide range of industrial applications and is suitable for many common operating conditions. It is important to note that this is a general guideline, and specific bearing models or manufacturers may have their own temperature specifications.
2. High-Temperature Bearings: For applications that involve higher temperatures beyond the standard range, special high-temperature block bearings are available. These bearings are designed to withstand elevated temperatures and can operate reliably in conditions up to 200°C (392°F) or higher, depending on the specific design and materials used. High-temperature bearings typically incorporate heat-resistant materials and special lubricants to ensure stability and performance under extreme temperatures.
3. Low-Temperature Bearings: In applications where extremely low temperatures are encountered, such as in refrigeration or cryogenic environments, low-temperature block bearings may be required. These bearings are designed to withstand cold temperatures and maintain their performance even at temperatures as low as -50°C (-58°F) or lower. Special attention is given to the selection of materials and lubricants that can withstand low temperatures without compromising the bearing’s functionality.
4. Temperature Limitations: It’s crucial to consider the temperature limitations specified by the bearing manufacturer. Operating a block bearing outside of its recommended temperature range can lead to premature wear, lubrication breakdown, reduced load capacity, or even catastrophic failure. Factors such as the bearing’s materials, lubrication type, sealing, and cage design can all contribute to the temperature limitations of the bearing.
5. Lubrication Considerations: Proper lubrication is essential for maintaining the performance and temperature tolerance of block bearings. Lubricants have specific temperature ranges within which they can effectively operate. It’s important to select lubricants that are suitable for the anticipated operating temperatures to ensure proper lubrication and prevent issues like excessive friction, overheating, or lubricant degradation.
6. Consult Manufacturer Specifications: To determine the temperature tolerance of a specific block bearing, it is important to consult the manufacturer’s specifications, technical data sheets, or contact the manufacturer directly. They can provide detailed information about the recommended temperature range, limitations, and any special considerations for the specific bearing model.
Overall, the temperature tolerance of block bearings can vary depending on the specific design, materials, and lubrication used. It is crucial to select the appropriate bearing that matches the anticipated operating temperature to ensure reliable performance, minimize wear, and prolong the bearing’s service life.
How do I install a block bearing correctly?
Proper installation of a block bearing is crucial to ensure its optimal performance and longevity. Here’s a detailed explanation of the correct installation process for a block bearing:
- Prepare the Mounting Surface: Start by preparing the mounting surface where the block bearing will be installed. Ensure that the surface is clean, flat, and free from any debris or contaminants that could affect the bearing’s performance.
- Inspect the Bearing and Housing: Before installation, carefully inspect the block bearing and its housing for any signs of damage or defects. Check for any cracks, dents, or misalignment. Ensure that the bearing insert is clean and properly lubricated.
- Align the Mounting Holes: Align the mounting holes on the block bearing’s housing with the corresponding holes on the mounting surface. Use a level or straight edge to ensure proper alignment and prevent any misalignment that could lead to premature wear or failure.
- Secure the Bearing: Once the alignment is ensured, secure the block bearing onto the mounting surface using appropriate bolts or fasteners. Tighten the bolts gradually and evenly, following the manufacturer’s recommended torque specifications. Avoid over-tightening, as it can cause damage to the bearing or housing.
- Verify Shaft Alignment: After securing the block bearing, check the alignment of the shaft or rod that will be inserted into the bearing. Ensure that the shaft is properly aligned with the bearing’s inner race to prevent excessive load or stress on the bearing during operation.
- Apply Lubrication: Apply the recommended lubricant to the bearing insert according to the manufacturer’s guidelines. Proper lubrication is essential to minimize friction and wear, and it helps ensure smooth rotation and prolonged bearing life. Some block bearings have grease fittings or seals that allow for easy lubrication.
- Perform a Function Test: Once the block bearing is installed and lubricated, perform a function test to ensure smooth rotation and proper operation. Rotate the shaft or apply a load to the bearing and check for any abnormal noise, vibration, or resistance. If any issues are detected, double-check the installation and consult the manufacturer or technical support for further guidance.
It’s important to follow the manufacturer’s instructions and guidelines specific to the block bearing you are installing. These instructions may vary depending on the bearing size, type, and design. If in doubt, consult the manufacturer’s documentation, installation guides, or contact their technical support for assistance.
By following the correct installation procedures and ensuring proper alignment, securing, and lubrication, you can maximize the performance and service life of the block bearing.
editor by CX 2024-04-26
China manufacturer Linear Motion Bearing Brh30b Linear Block Bearings for CNC Machine with Best Sales
Product Description
High Speed Linear motion bearing Brh30b Linear Block Bearings for CNC Machine
Quick Details:
Xihu (West Lake) Dis. Width or Diameter: MAX 65mm as your request
Xihu (West Lake) Dis. Length: MAX 4000mm as your request
Model Number: BRH30B
Place of Origin: ZheJiang
Brand Name: ABBA
Grade: N, H, P
Application: CNC machine, automatic system
Sample: Available
Specifications:
ABBA linear CZPT rail and linear block bearing
1. Better than HIWIN
2. Superior quality and short delivery
3. Best price
ABBA linear CZPT advantage:
1. Built-in long life lubrication
2. Equal load capacities in 4 directions
3. Smooth running due to new ball re-circulation
4. High rigidity-4-row angular contact
5. International standard dimension
6. High accuracy Low friction Low maintenance.
7. High speed, low noise.
8. Integral all-round sealing.
9. Interchangeability.
10. Environment protection green production
ABBA linear CZPT Explanation
ABBA BRH25B linear guideway is a linear motion system for linear stroke and cylinder axis. Because the ball bearing and the bearing jacket point contact ball rolling with a minimum of friction, so linear guides have low friction, and relatively stable, with the bearing speed and change, it can be obtained with high sensitivity, high precision and smooth linear motion. Linear guides are widely used in precision machine tools, textile machinery, food packaging machinery, printing machinery and other industrial machinery sliding parts.
ABBA linear CZPT Application for
1. Suitable for very high rotating speeds
2. Well suited for medium high radial and axial loads in 1 or both directions
3. Various seals and grease variants available for different operating conditions
4. Numerous clearance and tolerance classes available for different operating conditions
5. Application examples: Electrical motors, general machinery, industrial gearboxes, pumps, agricultural machinery, etc.
6. Series—BRH, BRS, BCH, BCS, BCN, BMC, BR, BCRSR, RSH, MGW, VR…
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Feature: | Magnetically |
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Function: | Super |
Flange Shape: | Cutting-Edge |
Shape: | Open |
Series: | LME |
Material: | Stainless Steel |
Samples: |
US$ 5/Set
1 Set(Min.Order) | |
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Customization: |
Available
| Customized Request |
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How do I choose the right block bearing for my machinery?
Choosing the right block bearing for your machinery is crucial to ensure optimal performance, reliability, and longevity. Here’s a detailed explanation of the factors to consider when selecting a block bearing:
- Load Requirements: Determine the load requirements of your machinery, including the magnitude and direction of the loads that will be applied to the bearing. Consider factors such as static loads, dynamic loads, and shock loads. This information will help you choose a block bearing with the appropriate load-carrying capacity and load rating.
- Speed and Operating Conditions: Consider the speed at which your machinery will operate and the corresponding operating conditions. High-speed applications may require block bearings with specific design features, such as lower friction, improved heat dissipation, and higher precision. Additionally, assess the operating environment for factors like temperature, humidity, dust, and chemical exposure, as these can impact the choice of bearing materials and seals.
- Bearing Type and Configuration: Choose the appropriate bearing type and configuration based on your machinery’s requirements. Common types of block bearings include ball bearings, roller bearings, and spherical bearings. Consider factors such as the type of motion, misalignment compensation, and ease of installation when selecting the bearing type.
- Bearing Size and Shaft Diameter: Determine the required bearing size and shaft diameter for your machinery. The bearing should be properly sized to handle the loads and fit securely on the shaft. Refer to manufacturer guidelines or consult engineering resources to determine the appropriate bearing size and shaft diameter for your specific application.
- Sealing and Lubrication: Consider the sealing and lubrication requirements of your machinery. Sealing arrangements help protect the bearing from contaminants and retain lubrication. Choose the appropriate sealing options based on the operating environment and the desired level of protection. Additionally, select the right lubricant and lubrication method based on factors such as operating speed, temperature, and load conditions.
- Industry Standards and Regulations: Ensure that the selected block bearing complies with relevant industry standards and regulations. Compliance with standards such as ISO, ANSI, or ABMA ensures that the bearing meets quality and performance requirements.
- Consult Manufacturer or Supplier: If you are unsure about the appropriate block bearing for your machinery, consult the manufacturer or a reputable supplier. They can provide expert guidance, technical support, and recommend suitable products based on their experience and knowledge.
By considering these factors and seeking expert advice when needed, you can choose the right block bearing that matches the requirements of your machinery, ensuring reliable and efficient operation.
What are the signs of a failing block bearing?
A failing block bearing can exhibit various signs and symptoms that indicate potential issues. Recognizing these signs is crucial for timely maintenance or replacement to prevent further damage to the machinery. Here’s a detailed explanation of the common signs of a failing block bearing:
- Abnormal Noise: Unusual noises coming from the machinery, such as grinding, squealing, or rumbling sounds, can be indicative of a failing block bearing. These noises may occur during operation or when the machinery is under load.
- Vibration: Excessive vibration in the machinery can be a sign of a failing block bearing. If you notice increased levels of vibration during operation, especially in conjunction with other symptoms, it may indicate bearing wear or misalignment.
- Increased Temperature: A failing block bearing can generate excessive heat due to increased friction. If you observe abnormally high temperatures in the bearing housing or around the bearing area, it could be a sign of impending bearing failure.
- Irregular Operation: Changes in the smoothness or regularity of the machinery’s operation, such as intermittent or irregular motion, can be a result of a failing block bearing. This can manifest as jerky movements, sticking, or hesitation during operation.
- Loss of Lubrication: Insufficient or loss of lubrication can lead to bearing failure. If you notice signs of inadequate lubrication, such as dry or discolored lubricant, or if the bearing is running dry, it can accelerate wear and contribute to bearing failure.
- Visible Damage: Physical damage to the block bearing or its components, such as cracks, dents, or corrosion, can indicate a failing bearing. Additionally, if you observe excessive play or movement in the bearing, it may be a sign of wear or damage.
- Inconsistent Performance: A failing block bearing can result in inconsistent or reduced performance of the machinery. This may include decreased speed, reduced load-carrying capacity, or compromised precision in applications that require high accuracy.
- Increased Friction: If you notice an increase in friction or resistance when rotating or moving the machinery by hand, it may suggest a failing block bearing. Difficulty in turning the shaft or a feeling of roughness can indicate excessive wear or damage in the bearing.
It’s important to note that these signs can also be indicative of other issues in the machinery. Therefore, a thorough inspection by a qualified technician or engineer is recommended to accurately diagnose the problem. Regular maintenance, including visual inspections and monitoring of operating conditions, can help identify early signs of bearing failure and allow for timely intervention.
If you observe any of the mentioned signs, it’s crucial to address the issue promptly to prevent further damage to the machinery. Timely maintenance or replacement of failing block bearings can help ensure the continued reliable operation of the machinery and prevent costly breakdowns.
What is a block bearing?
A block bearing, also known as a pillow block bearing, is a type of bearing that is commonly used in various industrial applications. It is designed to provide support and smooth rotational motion to a shaft or rod while allowing it to move in a linear or oscillating manner. Here’s a detailed explanation of what a block bearing is:
A block bearing consists of two main parts: a housing and a bearing insert. The housing, typically made of cast iron or other sturdy materials, is a solid block-shaped structure with a mounting surface. It is designed to provide stability and support for the bearing insert. The bearing insert, which is usually a ball bearing or a roller bearing, is housed within the housing and is responsible for facilitating smooth rotational motion.
The housing of a block bearing is usually equipped with mounting holes or slots to enable easy installation and attachment to a support structure, such as a frame or housing. The mounting holes allow the block bearing to be securely fastened, keeping it in place during operation. Some block bearings also feature additional features such as grease fittings or seals to facilitate lubrication and prevent contaminants from entering the bearing.
Block bearings are commonly used in applications where there is a need to support and guide a rotating or oscillating shaft. They are often used in machinery and equipment such as conveyors, industrial fans, agricultural machinery, mining equipment, and more. Block bearings provide stability and help absorb radial and axial loads, allowing the shaft to rotate smoothly and efficiently.
One of the advantages of block bearings is their versatility. They are available in various sizes, configurations, and designs to accommodate different shaft diameters and load requirements. The bearing inserts can be interchangeably replaced, allowing for easy maintenance and replacement when needed. Additionally, block bearings can be used in different mounting positions, such as horizontal, vertical, or inclined, depending on the application requirements.
It’s important to select the appropriate block bearing based on the specific application requirements. Factors to consider include the load capacity, speed, operating conditions (such as temperature and humidity), and the compatibility of the bearing materials with the intended environment. Consulting the manufacturer’s specifications and guidelines is crucial to ensure the proper selection and installation of a block bearing.
editor by CX 2024-04-25
China wholesaler Customized Size Neoprene Elastomeric Bridge Bearing Elastomeric Block Rubber Bearing for Bridge wheel bearing
Product Description
Item | Index | |
Ultimate compressive strength Ru(Mpa) | ≥70 | |
Compressive modulus of elasticity E (Mpa) | E±E×20% | |
Elasticity of shear modulus G1(Mpa) | G±G×15% | |
Elasticity of shear modulus after aging G2(Mpa) | G±G×15% | |
Found angle tangent tanθ | Concrete Bridge | ≥1/300 |
Steel Bridge | ≥1/500 | |
Found PTFE plate and stainless steel surface friction coefficient (grease) | ≤0.03 |
Elastomer Bearing Pad
This kind of product includes : Plain elastomer bearing, PTFE sliding bearing, (steel-reinforced) .The products can comply with: T/T4-2004 plate type elastomeric bearing for highway bridges, TB/T1893-2006 Elastomeric bearing for railway bridges & GB20688.4 – 2007 Normal rubber bearing& BS EN-1337.
Properties
Technical index | Neoprene Rubber | Natural Rubber | |
Hardness (IRHD) | 60±5 | 60±5 | |
Strength Tensile (Mpa) | ≥17 | ≥18 | |
Elongation at break (%) | ≥400 | ≥450 | |
Brittleness temperature (ºC) | ≤40 | ≤-50 | |
Constant compression permanent deformation | ≤15 | ≤30 | |
Resistance to CZPT aging test (test conditions,20% elongation,40ºC×96h) |
100ppmm | 25ppmm | |
No cracking | No cracking | ||
Hot air aging test (The biggest change comparing with before aging numerical) |
Test conditions (ºC×h) | 100×70 | 70×168 |
Strength Tensile (%) | -15 | -15 | |
Elongation at break(%) | -40 | -20 | |
Variation in hardness(IRHD) | 0,+10 | -5,+10 | |
Strength of rubber and steel Peel adhesive (KN/m) | >10 | >10 | |
Strength of 4 fluorine plate and rubber (KN/m) | >7 | >7 |
Packing
Certification
Factory
We are the leading bearing pad manufacture company. Our mission is to solve all bridges and structures stability problems for our customers. Main products including laminated rubber bearing, spherical bridge bearing, lead rubber bearing, high damping rubber bearing and pot bearing. Large horizontal displacement, excellent shear deformation, multi-direction movement and rotation performance can protect your buildings and bridges stable even in the violent earthquake. Completed standardized products and customized service satisfy all your requirements.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service: | Quality |
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Warranty: | 50years |
Certification: | ISO,SGS |
Usage: | Beam Bridge, Highway Bridge, Railroad Bridge |
Structure: | Laminated Rubber Bearing |
Material: | Nr, Cr |
Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Which companies are leading manufacturers of block bearings?
When it comes to block bearings, there are several leading manufacturers that are known for their high-quality products and expertise in the field. Here’s a detailed explanation of some of the prominent companies that are considered leading manufacturers of block bearings:
- SKF: SKF is a renowned global manufacturer of bearings and related products. They offer a wide range of block bearings under their brand name. SKF block bearings are known for their reliability, durability, and performance. SKF provides various designs and configurations to cater to different applications and industries.
- Timken: Timken is another well-established manufacturer of bearings, including block bearings. Timken block bearings are known for their high-quality construction and long service life. They offer a diverse range of block bearing solutions to meet the needs of various industries, including automotive, industrial, and agricultural applications.
- NSK: NSK is a leading manufacturer of bearings, including block bearings, across the globe. They have a wide range of block bearing units designed for different shaft diameters and applications. NSK block bearings are recognized for their precision, reliability, and innovative designs, catering to industries such as automotive, industrial machinery, and agriculture.
- NTN: NTN is a trusted manufacturer of bearings and bearing units, including block bearings. They offer a comprehensive range of block bearing units designed for different load capacities and operating conditions. NTN block bearings are known for their high-quality materials, advanced engineering, and reliable performance.
- FAG: FAG, a brand of Schaeffler Group, is a leading manufacturer of bearings and bearing housings, including block bearings. FAG block bearings are known for their precision, robustness, and superior performance. They provide a wide range of block bearing units suitable for various industries and applications.
- Dodge (ABB): Dodge, now a part of ABB, is a well-known manufacturer of bearings and bearing housings, including block bearings. They offer a diverse range of block bearing units designed for various industries and applications, such as mining, aggregate, and food processing. Dodge block bearings are recognized for their durability and reliability.
It’s important to note that the list above represents some of the leading manufacturers of block bearings, but there are other reputable manufacturers in the market as well. These manufacturers often have a wide network of authorized distributors and dealers who can provide their products and support.
When selecting block bearings, it’s advisable to consider the specific requirements of your application, such as load capacity, operating conditions, and industry standards. Consulting with these leading manufacturers or their authorized distributors can help you choose the right block bearing for your needs.
What is the lifespan of a block bearing?
The lifespan of a block bearing can vary depending on several factors, including the operating conditions, the type of bearing, the quality of the bearing and its components, and the level of maintenance and lubrication. It is challenging to provide an exact lifespan for a block bearing as it can be influenced by these variables. However, with proper installation, maintenance, and operating conditions, block bearings can have a long service life.
The manufacturer of the block bearing typically provides an estimated service life or a rating for the bearing under specific conditions. This rating is often referred to as the L10 life or the basic rating life. The L10 life represents the number of hours that 90% of a group of identical bearings are expected to operate before the onset of fatigue failure. It is important to note that the L10 life is a statistical calculation based on standardized testing and assumptions about operating conditions. Actual bearing life can vary significantly depending on the application.
Several factors can influence the lifespan of a block bearing:
- Operating Conditions: The operating conditions, including the load magnitude and direction, speed, and temperature, can significantly impact the lifespan of a block bearing. Higher loads, excessive speeds, and extreme temperatures can accelerate wear and fatigue, reducing the bearing’s lifespan.
- Maintenance and Lubrication: Regular maintenance practices, including proper lubrication, can help extend the lifespan of a block bearing. Inadequate or improper lubrication can lead to increased friction, wear, and premature failure. Regular inspection, cleaning, and re-lubrication according to the manufacturer’s recommendations are essential for optimal bearing performance and longevity.
- Quality and Design: The quality of the block bearing and its components, as well as the design and manufacturing standards, can impact its lifespan. High-quality bearings manufactured by reputable companies tend to have more consistent performance and longer lifespans compared to lower-quality alternatives.
- Application-Specific Factors: Certain applications may expose block bearings to harsh or demanding conditions, such as heavy loads, high vibrations, or corrosive environments. These factors can affect the bearing’s lifespan and may require special considerations in terms of bearing selection, materials, and maintenance.
It is important to monitor the condition of block bearings regularly and be vigilant for any signs of wear, damage, or decreased performance. By addressing issues promptly, performing routine maintenance, and following proper operating practices, it is possible to maximize the lifespan of block bearings and ensure reliable operation of the machinery.
Ultimately, the lifespan of a block bearing can vary, and it is recommended to consult the manufacturer’s guidelines and work with qualified engineers or technicians to determine the expected lifespan in specific operating conditions.
Where can I purchase block bearings?
If you are looking to purchase block bearings, there are several options available to you. Here’s a detailed explanation of where you can purchase block bearings:
- Local Industrial Suppliers: One of the most convenient options is to check with local industrial suppliers or distributors in your area. These suppliers typically carry a wide range of bearings, including block bearings, and can provide you with the necessary guidance and support in selecting the right product for your specific application. You can search online directories or use search engines to find industrial suppliers near you.
- Bearing Manufacturers: Many bearing manufacturers have their own sales channels and online platforms where you can directly purchase block bearings. Some well-known bearing manufacturers include SKF, Timken, NSK, NTN, and FAG. Visiting the manufacturers’ websites will provide you with information on their authorized distributors, online stores, or contact details to inquire about purchasing options.
- Online Marketplaces: Online marketplaces like Amazon, eBay, and Alibaba offer a wide selection of block bearings from various sellers and suppliers. These platforms allow you to compare prices, read customer reviews, and choose from different brands and models. However, it’s important to ensure that you are purchasing from reputable sellers with positive ratings and reviews.
- Specialized Bearing Suppliers: There are specialized bearing suppliers that focus specifically on bearings and related products. These suppliers often have a comprehensive inventory of different types of bearings, including block bearings. They may have online stores or physical locations where you can make a purchase. Searching online for “specialized bearing suppliers” or “bearing distributors” will help you find such suppliers.
- Industrial Trade Shows and Exhibitions: Attending industrial trade shows and exhibitions related to machinery, bearings, or specific industries can provide an opportunity to connect with multiple suppliers and manufacturers in one place. These events often have exhibitors showcasing their products, including block bearings, and you can discuss your requirements directly with the representatives to make a purchase or gather information for future procurement.
- Local Machine Shops: Local machine shops or maintenance and repair service providers may stock block bearings for immediate purchase. These establishments often have a range of bearings available for quick replacement or repair needs. It’s worth checking with local machine shops in your area to inquire about their bearing inventory and purchasing options.
When purchasing block bearings, it’s important to consider factors such as the specific requirements of your application, the load capacity and speed rating of the bearing, the compatibility with your shaft diameter, and the quality and reputation of the supplier or manufacturer. It’s advisable to consult with experts or technical support from the supplier to ensure you select the right bearing for your needs.
Remember to compare prices, check for warranties or guarantees, and consider the shipping or delivery options before making a purchase decision.
editor by CX 2024-04-24