870 Bearing
870 lead free bimetal bearing
870 is an environment-friendly and copper steel alloy product, which is made of low-carbon steel plate as the base and sintered with CuSn10Bi3 material on the surface. The product has high fatigue strength, carrying capacity and good sliding performance, and can replace the bimetal bearings containing lead or copper bushings in many occasions.
Structure :
1.Low carbon steel – sintered alloy CuSn10Bi3
Features
1.High fatigue strength
2.High load capacity
3.Good sliding performance
4.It can replace the bimetal bearings with lead or copper bushings in many occasions.
Technical Parameter
Alloy material: CuSn10Bi3
Hardness: HB90-120.
Max load pressure: 140N2
Max operating temperature: 200 ℃