Overview
Technical Parameter
This product is made of high-quality low-carbon steel plate as the substrate, with lead tin bronze alloy sintered on the surface, and is made by multiple sintering and rolling processes. It has high fatigue strength and load-bearing capacity, good bearing surface performance, and is suitable for the main shaft and connecting rod bearings of internal combustion engines.
| Material | Carbon steel/Steel＋CuPb24Sn |
| Applications | The product is suitable for high-speed and heavy-duty internal combustion engine spindles and connecting rod bearings |
| Maximum dynamic load P | 120N/mm² |
| Maximum linear velocity V | Grease 2.5m/s |
| Fluid Lubrication 10m/s | |
| Maximum PV value | Grease 2.8N/mm²·m/s |
| Fluid Lubrication 10N/mm²·m/s | |
| Coefficient of friction u | Grease 0.05~0.15 |
| Fluid Lubrication 0.04~0.12 | |
| Maximum temperature | Grease 150℃ |
| Fluid Lubrication 250℃ | |
| Matching shaft diameter | Hardness HRC ≥45 |
| Roughness 0.16~0.63 | |
| Alloy layer hardness HB | 40~60 |
| Thermal conductivity | 60W/mk |
| Linear expansion coefficient (axial) | 19×10-6/K |