Product Description

Roller Bearing
 

35710 series
Model  d mm D mm H mm W kg
35712 15 35 12 0.043
35713 17 40 13.5 0.053
35714 20 47 15.5 0.126
35715 25 52 16.5 0.154
35716 30 62 17.5 0.231
35717 35 72 17 0.331
35718 40 80 20 0.422
35719 45 85 21 0.474
35710 50 90 22 0.529
35711 55 100 23 0.713
35712 60 110 24 0.904
35713 65 120 25 1.13
35714 70 125 26.5 1.26
35715 75 130 27.5 1.32
35716 80 140 28.5 1.67
35717 85 150 31 2.06
35718 90 160 33 2.54
35719 95 170 35 3.04
35710 100 180 37.5 3.72
32324 120 260 91 21.8
         
30300 series
Model  d mm D mm H mm W kg
30302 15 42 14.5 0.093
30303 17 47 15.5 0.13
30304 20 52 16.5 0.165
30305 25 62 18.5 0.263
30306 30 72 21 0.387
30307 35 80 23 0.515
30308 40 90 25.5 0.747
30309 45 100 27.5 0.984
3571 50 110 29.5 1.28
3571 55 120 32 1.63
3571 60 130 34 1.99
3571 65 140 36.5 2.44
3571 70 150 38.5 2.98
3571 75 160 40.5 3.57
3 0571 80 170 43 4.27
3 0571 85 180 45 4.95
3 0571 90 190 47 5.8
3571 95 200 50 6.8
30320 100 215 52 8.22
32326 130 280 99.5 26.6
         
32200 series
Model  d mm D mm H mm W kg
32204 20 47 19.25 0.151
32205 25 52 19.2 0.174
32206 30 62 21.5 0.273
32207 35 72 24.5 0.426
32208 40 80 25 0.576
32209 45 85 25 0.587
32210 50 90 25 0.612
32211 55 100 27 0.881
32212 60 110 30 1.91
32213 65 120 33 1.57
32214 70 125 33.5 1.58
32215 75 130 33.5 1.74
32216 80 140 35.5 2.15
32217 85 150 39 2.75
32218 90 160 43 3.42
32219 95 170 46 4.33
32220 100 180 49.5 5.14
32221 105 190 53 5.9
32322 110 240 85 18.1
32330 150 320 115 37.1
         
32300 series
Model  d mm D mm H mm W kg
32303 17 47 20.5 0.171
32304 20 52 22.5 0.256
32305 25 62 25.5 0.366
32306 30 72 29 0.574
32307 35 80 33 0.804
32308 40 90 35.5 1.03
32309 40 100 38.5 1.4
32310 50 110 42.5 1.83
32311 55 120 46 2.34
32312 60 130 40 2.81
32313 65 140 51.5 3.75
32314 70 150 54.5 3.96
32315 75 160 58.5 5.64
32316 80 170 62 6.78
32317 85 180 64 7.33
32318 90 190 68 8.91
32319 95 200 72 10.5
32320 100 215 78 12.8
32321 105 225 82 13.8
32334 170 360 127 58.3
         
         

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Warranty: One Year
Type: Roller Bearing
Material: Chrome Steel
Tolerance: P0
Certification: ISO9001, TS16949, ISO9006, QS9000, VDA6.1
Clearance: C0
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
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tapered roller bearing

Advancements in Tapered Roller Bearing Technology

Tapered roller bearing technology has undergone significant advancements over the years, driven by the demands of modern industrial applications and the pursuit of enhanced performance, efficiency, and durability. These advancements have led to innovations in design, materials, manufacturing processes, and lubrication. Here are some key insights into the advancements in tapered roller bearing technology:

  • Advanced Bearing Materials:

Manufacturers are exploring new materials and alloy compositions to improve bearing strength, fatigue resistance, and high-temperature performance. Specialized coatings and surface treatments are applied to enhance corrosion resistance and reduce friction.

  • Optimized Design and Geometry:

Modern design techniques, such as computer-aided modeling and simulation, allow for the optimization of bearing geometry and internal structures. This results in improved load distribution, reduced stress concentrations, and enhanced overall performance.

  • Improved Cage Designs:

Cage designs have evolved to ensure better roller guidance, reduced friction, and minimized wear. Innovative cage materials and shapes enhance lubricant flow and promote efficient operation, especially at high speeds.

  • Enhanced Lubrication Systems:

Advancements in lubrication technology have led to the development of specialized lubricants and lubrication systems. These solutions offer better protection against wear, reduce friction, and ensure consistent lubrication even in challenging operating conditions.

  • Precision Manufacturing Techniques:

Modern manufacturing methods, such as precision grinding and superfinishing, allow for tighter tolerances and improved surface finishes. This contributes to smoother rolling contact, reduced vibration, and lower noise levels.

  • Integrated Sensors and Monitoring:

Advances in sensor technology enable the integration of condition monitoring systems within tapered roller bearings. These sensors provide real-time data on factors like temperature, vibration, and lubrication, allowing for predictive maintenance and performance optimization.

  • Customization and Application-Specific Solutions:

Manufacturers offer more customization options to cater to diverse industrial applications. This includes bearings optimized for specific operating conditions, load requirements, and environmental challenges.

  • Digitalization and Industry 4.0:

The integration of tapered roller bearing data into digital platforms aligns with the principles of Industry 4.0. Remote monitoring, predictive analytics, and digital twins are used to enhance maintenance strategies and maximize bearing lifespan.

  • Energy Efficiency Focus:

Advancements in tapered roller bearing technology align with global efforts to improve energy efficiency. Reduced friction, optimized designs, and efficient lubrication contribute to overall equipment energy savings.

  • Sustainability and Eco-Friendly Solutions:

Manufacturers are exploring sustainable materials and manufacturing processes to reduce the environmental impact of bearing production. Eco-friendly lubricants and packaging solutions are also gaining attention.

Overall, advancements in tapered roller bearing technology continue to drive innovation across industries, providing solutions that meet the evolving needs of modern machinery and contribute to improved performance, reliability, and sustainability.

cylindrical roller bearing

What is the impact of proper lubrication on the performance and lifespan of cylindrical roller bearings?

Proper lubrication plays a crucial role in the performance and lifespan of cylindrical roller bearings. Lubrication is essential for reducing friction, minimizing wear, dissipating heat, and preventing corrosion. Let’s explore the impact of proper lubrication in more detail:

  • Friction Reduction:

Proper lubrication forms a thin film of lubricant between the rolling elements and raceways of cylindrical roller bearings. This lubricant film separates the surfaces and reduces direct metal-to-metal contact. As a result, friction and sliding resistance are significantly reduced. The reduction in friction helps to minimize energy loss, improve efficiency, and reduce wear on the bearing components.

  • Wear Prevention:

Lubrication creates a protective barrier between the rolling elements and raceways, preventing excessive wear. The lubricant film prevents metal-to-metal contact and acts as a cushion, absorbing shock and distributing the load evenly. By reducing wear, proper lubrication helps to prolong the lifespan of cylindrical roller bearings, ensuring reliable performance over an extended period.

  • Heat Dissipation:

During operation, cylindrical roller bearings generate heat due to friction. Proper lubrication helps dissipate this heat by carrying it away from the bearing surfaces. The lubricant absorbs and transfers the heat, preventing excessive temperature buildup that could lead to premature failure. Effective heat dissipation through proper lubrication helps maintain the bearing’s operational stability and prevents thermal damage.

  • Prevention of Corrosion:

Lubrication acts as a protective layer, preventing the direct contact of moisture or contaminants with the bearing surfaces. This barrier helps to inhibit corrosion and the formation of rust on the bearing components. By keeping the surfaces clean and protected, proper lubrication aids in maintaining the integrity and longevity of cylindrical roller bearings, especially in challenging environments.

  • Noise Reduction:

Proper lubrication contributes to reducing noise and vibration in cylindrical roller bearings. The lubricant film acts as a cushion, damping the vibrations and reducing the generation of noise during operation. This is particularly important in applications where noise reduction is critical, such as precision machinery or equipment operating in quiet environments.

  • Contamination Control:

Proper lubrication helps in controlling and minimizing the ingress of contaminants into cylindrical roller bearings. The lubricant forms a barrier that helps prevent the entry of dirt, dust, and other particles that could lead to premature wear or damage. By maintaining cleanliness, proper lubrication enhances the overall performance and reliability of the bearing.

In summary, proper lubrication is essential for optimizing the performance and extending the lifespan of cylindrical roller bearings. It reduces friction, minimizes wear, dissipates heat, prevents corrosion, reduces noise, and controls contamination. Bearing manufacturers and operators must follow recommended lubrication practices, including selecting the appropriate lubricant type and viscosity, ensuring proper lubricant replenishment, and adhering to scheduled maintenance intervals, to maximize the benefits of lubrication and ensure the long-term reliability of cylindrical roller bearings.

cylindrical roller bearing

Can you describe the load-carrying capacity and load ratings of cylindrical roller bearings?

Cylindrical roller bearings have specific load-carrying capacity and load rating characteristics that determine their performance under different operating conditions. Let’s delve into the details of load-carrying capacity and load ratings for cylindrical roller bearings:

  • Radial Load-Carrying Capacity:

Cylindrical roller bearings are primarily designed to handle radial loads, which are forces applied perpendicular to the shaft. They have a high radial load-carrying capacity due to the arrangement of cylindrical rollers and their large contact area with the raceways. The load is distributed evenly along the length of the rollers, allowing cylindrical roller bearings to support heavy machinery components and withstand substantial radial forces.

  • Axial Load-Carrying Capacity:

While cylindrical roller bearings are primarily intended for radial loads, they can also accommodate moderate axial loads, which are forces applied parallel to the shaft. The axial load-carrying capacity of cylindrical roller bearings is limited compared to their radial load capacity. Therefore, for applications with predominantly axial loads, other types of bearings, such as thrust bearings, should be considered.

  • Dynamic Load Rating:

The dynamic load rating is a key parameter that indicates the maximum load a bearing can withstand under specific operating conditions without suffering premature fatigue failure. It is defined as the constant radial load (or radial equivalent load) that a group of identical bearings can theoretically endure for a rating life of one million revolutions. The dynamic load rating is specified by the bearing manufacturer and is expressed in Newtons (N) or pounds-force (lbf).

  • Static Load Rating:

The static load rating of a cylindrical roller bearing represents the maximum radial load it can sustain without exhibiting excessive permanent deformation. Unlike the dynamic load rating, which considers the fatigue life of the bearing, the static load rating focuses on the bearing’s ability to withstand a static load for an extended period without experiencing plastic deformation or other permanent damage. Similar to the dynamic load rating, the static load rating is provided by the manufacturer and is expressed in Newtons (N) or pounds-force (lbf).

  • Load Rating Calculation:

The load ratings of cylindrical roller bearings are determined through standardized calculation methods defined by international standards organizations such as ISO (International Organization for Standardization) and ABMA (American Bearing Manufacturers Association). These calculations take into account factors such as bearing dimensions, geometry, material properties, and operating conditions to establish the dynamic and static load ratings for a specific bearing model.

  • Application Considerations:

When selecting cylindrical roller bearings for a particular application, it is crucial to consider the expected load requirements, load orientation, and operating conditions. The calculated load ratings should be compared to the actual loads that the bearing will experience in the application to ensure that the chosen bearing can safely and reliably support the anticipated loads throughout its service life.

In conclusion, cylindrical roller bearings have a high radial load-carrying capacity and can accommodate moderate axial loads. The dynamic and static load ratings provided by the manufacturer serve as important parameters for assessing the bearing’s load-carrying capability and determining its suitability for specific applications.

China manufacturer Roller Bearings 30200 30300 32200 32300 Series Taper Roller Bearing Cylindrical Tapered   with Great qualityChina manufacturer Roller Bearings 30200 30300 32200 32300 Series Taper Roller Bearing Cylindrical Tapered   with Great quality
editor by CX 2024-02-19