Products
PU-11 bushing
The product is based on high-quality mild steel, with a spherical bronze layer sintered in the middle, and a mixture of modified polytetrafluoroethylene (PTFE) and lead rolled on the surface. It has good self-lubrication, wear resistance, low friction coe……
| Performance | Data | |
|---|---|---|
| The name of the material | Carbon Steel+Copper Powder/Bronze+(PTFE+Filler/Filler) | |
| Maximum Load-Bearing Pressure P (Dry Friction) | Static load N/mm2 | 250 |
| Dynamic load N/mm2 | 140 | |
| Swing N/mm2 | 60 | |
| Maximum linear velocity V | Dry friction m/s | 2.5 |
| Oil lubrication m/s | ＞5 | |
| Highest PV value | Dry friction N/mm2·m/s | 1.8 |
| Oil-lubricated N/mm2·m/s | 3.6 | |
| Coefficient of friction u | Dry rubbing | 0.08~0.20 |
| Oil lubrication | 0.02~0.12 | |
| Matching shaft diameter | Hardness HRC | ＞220 |
| Roughness Ra | 0.4~1.25 | |
| Operating temperature °C | -200~+280 | |
| Thermal conductivity W/m·K | 40 | |
| Coefficient of linear expansion (axial) | 11×10-6/k | |
| Exterior surface coating | Copper or tin | |