BR3 series products
BR3D bimetal bushing
BR3D bimetallic bearing is a product with steel plate as the base and AISn20Cu material rolled on the surface. The product has medium fatigue strength and bearing capacity, good corrosion resistance, good sliding performance and other characteristics.
This product is commonly used as bearing bush of medium and small power internal combustion engine, train engine and air compressor, and is a new product to replace babbitt.
Metallographic analysis
1. Alloy layer
2. Aluminum base
Product characteristics&Application area
Product characteristics
- 1. Add oil or grease regularly;
- 2. Wear resistance, low friction coefficient;
- 3. High mechanical strength, strong dimensional stability;
- 4. Strong thermal conductivity;
- 5. Wide temperature range：-40℃～+110℃；
Application area
- This product is commonly used as bearing bush of medium and small power internal combustion engine, train engine and air compressor, and is a new product to replace babbitt.
| PERFORMANCE INDEX | RELEVANT DATA | |
| Maximum bearing pressure P | 100N/mm2 | |
| Maximum linear speed V | Oil lubrication | 25m/s |
| Maximum PV value | Grease | 6N/mm2·m/s |
| Grease | 10N/mm2·m/s | |
| Alloy hardness | 30~40HB | |
| Alloy material | AISn20Cu | |
