Tapered Roller Bearings: Features, Types, Models & Applications
Tapered roller bearings are separable radial-thrust rolling bearings equipped with tapered rollers. They are designed to handle combined radial and axial loads with outstanding load capacity. Available in small-angle and large-angle types as well as single-row, double-row and four-row structures, these bearings are widely used in automotive, mining, metallurgy and rolling mill heavy-duty equipment.
1. Bearing Features
•Separable Structure: Tapered roller bearings feature separable inner ring and outer ring design, enabling easy installation, disassembly and clearance adjustment.
•Combined Load Capacity: Primarily bear radial-dominated radial and axial combined loads, and support one-way axial load to limit single-direction axial displacement of shafts and housings.
•High Load, Medium Speed: Compared with angular contact ball bearings, tapered roller bearings offer higher load capacity with slightly lower limiting speed, ideal for heavy-load and medium-speed working conditions.
•Adjustable Contact Angle Performance: Small-angle types focus on radial load bearing and allow clearance adjustment via back-to-back paired mounting. Large-angle types mainly undertake axial loads and can bear pure radial loads through face-to-face paired installation.
2. Product Classification
•By Row Count: Single-row tapered roller bearings, double-row tapered roller bearings, four-row tapered roller bearings
•By Contact Angle: Small-angle tapered roller bearings, large-angle tapered roller bearings
3. Full-Series Mainstream Models
Single Row Standard Series: 30204, 30205, 30206, 30208, 30210, 30212, 30306, 30308, 30310, 30312
Light Series Tapered Bearings: 32004, 32005, 32006, 32008, 32010, 32012, 32206, 32208, 32210
Heavy-Duty Series: 32308, 32310, 32312, 33108, 33110, 33208, 33210 high-load tapered models
Double Row Series: 42208, 42210, 43212, 45210 paired double-row tapered roller bearings
Four Row Industrial Series: 528220, 531776, 541120 rolling mill dedicated four-row tapered bearings
4. Application Scope
Tapered roller bearings are widely applied in various heavy-duty industrial fields, including automobile chassis and transmission systems, steel rolling mills, mining equipment, metallurgical machinery, plastic processing machinery and other heavy-load mechanical equipment.
5. Product Advantages
Our tapered roller bearings adopt precision tapered raceway design with high load capacity and stable one-way axial limiting performance. Multiple contact angles and row structures meet paired mounting and single-use requirements. Full standard models feature high interchangeability, providing stable and cost-effective heavy-load bearing solutions for general industrial heavy machinery.
