These materials consist of metal backing bonded to a porous bronze sintered layer with PTFE based Polymer bearing layer.The metal backing provides mechanical strength, while the bronze sinter layer provides a strong mechanical bonding between the backing and the bearing lining,  the PTFE based polymer offers exceptionally low friction even under dry condition and the thermoplastic based polymer is generally designed to operate with marginal lubrication.

Bi-metallic composite bearing material is steel shell backed with low friction and excellent wear resistance bonze powder as bearing layer, the designed oil pockets, grooves and holes are suitable for lubricated application to improve the PV value. The bearing layers include lead bronze, lead-free bronze and lead-free with solid lubricant for high performance.

These bearings are wrapped from a cold formed homogenous bronze (CuSn8), which can achieve exceptional material properties. According to various lubrication conditions, we can provide diamond shaped lubrication indents (grease) and incorporate holes (oil), these designs can rapidly build up a lubrication film at the start of movement and thereafter reduce the running friction.

The wear resistance metal back with the solid lubricants can continuously provide lubricating source during the bearing operation to achieve the self-lubricating feature. With the combination of heavy load and impact resistance of the metal and low friction factor of the non-metal, this material is good for the various working conditions.

Sintered Bronze bearings are all self-lubricating and maintenance free. The sintered bronze bushings consist of a porous bronze matrix impregnated with lubricant. The permissible sliding velocity for sintered bronze bushings is very high, which makes the bushings suitable for rotating applications.

Premium Truck Auto Parts Bearings: Engineering Reliability for the Road Ahead

Typical Operating Conditions In Heavy-Duty Trucking

Commercial trucking operations face some of the most demanding road conditions in the world—long-haul routes spanning thousands of miles, extreme temperature fluctuations, and constant heavy cargo loads. In such environments, standard bearings are pushed to their limits by:

Massive Static and Dynamic Loads: Sustained pressure on wheel ends and drivetrains from fully loaded trailers.

Constant Vibration and Shock: High-speed travel over uneven road surfaces and debris.

Environmental Exposure: Frequent contact with road salt, water, dust, and abrasive particles that can compromise internal components.

Extended Maintenance Intervals: The need for reliable operation between scheduled service stops to minimize downtime.

These harsh conditions demand truck bearing materials with high load capacity, superior fatigue resistance, and precision sealing to ensure fleet safety and operational efficiency.

Why Choose Our Precision-Engineered Truck Bearings?

Our bearings are specifically designed to outperform OE standards in these critical areas:

Enhanced Load Carrying: Optimized internal geometry handles massive radial and axial forces, ensuring structural integrity under full load.

Superior Material Hardness: Utilizing high-purity hardened steel (HRC 58-62), our bearings resist spalling and surface wear even in high-impact applications.

Precision OE Fitment: Every component is manufactured to strict tolerances (ID x OD x Length), ensuring a "first-time" perfect fit for major brands like BPW, KNORR, and DAF.

Strategic Bearing Selection & Applications

We provide a comprehensive range of solutions for the most vulnerable pivot points on a heavy-duty chassis:

Typical Applications

Our automotive bearings serve as the backbone for critical heavy-duty systems:

Brake Maintenance: Caliper pin bushes compatible with KNORR (SB/SN series) and BENDIX systems.

Suspension Overhaul: Durable bushings for leaf spring eyes and shackle pins to withstand oscillating motion.

Axle Reliability: Precision components for BPW and SAF-style axles, ensuring optimal load distribution.

Expert Guidance & Technical Support

Selecting the right bearing is crucial for preventing roadside failures. If you require specific OEM Reference cross-checks (e.g., OE 02.0315.36.00) or require specific product data sheets, our technical team is ready to assist.

Contact us today at [email protected] for a comprehensive technical consultation and fleet-specific pricing.

Locking washers are simple, stable and reliable fastening elements. The washer engages a keyway in the shaft and locks the nut in position if one of the tabs is bent over into.

Premium Case Hardened Steel Bearings: Engineered for Maximum Durability

Maximize the lifespan and performance of your heavy-duty equipment with our precision-engineered Case Hardened Steel Bearings. In extreme environments characterized by high impact and abrasive grit, standard soft-steel bushings often fail due to surface deformation or rapid wear. Our case-hardening process solves this by creating an ultra-hard outer shell while maintaining a tough, resilient core, ensuring your machinery stays operational longer.

Why Choose Case Hardened Bearings?

The primary purpose of case hardening (also known as surface hardening) is Wear Resistance and Structural Integrity. By chemically and thermally transforming the steel's surface, our bearings:

Resist Surface Wear: The high-carbon exterior (typically HRC 58-62) stands up to constant friction and abrasion.

Absorb Impact: The ductile inner core prevents the bearing from shattering or cracking under heavy shock loads.

Optimize Tolerance: Precision grinding after heat treatment ensures a perfect fit, reducing vibration and noise.

Strategic Hardening Processes & Their Applications

We offer a comprehensive range of industry-standard materials and heat-treatment depths to suit your specific operational dynamics:

Typical Applications

Our case hardened steel bearings are the backbone of heavy-duty industrial equipment, including:

Construction & Earthmoving: Bucket pins, links, and boom pivots for excavators and loaders.

Mining & Quarrying: Crusher components and conveyor system rollers

Forestry & Agriculture: Heavy-duty grapples, harvesters, and tilling equipment.

Material Handling: Forklift mast rollers and heavy-load palletizing systems.

Expert Guidance & Technical Support

If you have questions regarding material selection (such as 20CrMo vs. 40Cr) or require specific product data sheets, we are here to help. Please submit your inquiry via our website contact form or email us directly at [email protected] for a detailed technical consultation.