Overview
Technical Parameter
The product is based on a high-density alloy with a special formula, and the surface can be rolled with oil holes or grooves according to customer requirements. It has high load-bearing pressure and good wear resistance.
| Material | CuZn31Si(H68) |
| Applications | The product is used in construction machinery, automotive braking systems, machine tool industry, etc |
| Density | 8.4g/cm³ |
| Maximum dynamic load | 90N/mm² |
| Maximum linear velocity | Grease 1.5m/s |
| Maximum PV value | Grease 1.65N/mm²·m/s |
| Tensile strength | >440N/mm² |
| Yield strength | >230N/mm² |
| Hardness HB | 80~150 |
| Matching shaft diameter | Hardness HRC ≥50 |
| Roughness 0.4~1.0 | |
| Working temperature | -40~150℃ |
| Coefficient of friction | 0.06~0.15 |
| Thermal conductivity | 71W/mk |
| Linear expansion coefficient (axial) | 18.5×10-6/K |