| Description: | Pump Truck Bush | Material: | Steel+Bronze+PTFE |
|---|---|---|---|
| Lubrication: | Self-lubricating | Application: | Pump Truck, Construction Machinery |
| Name: | DU BUSH | Origin: | Zhejiang, China |
| OEM NO.: | 235531001 | Type: | Sleeve |
235531001 DU Bush Composite Metal PTFE Bush For Pump Truck
ZR-010 Self lubricating bearing is made of steel back as base material, sintered bronze powder as middle layer and PTFE mixture as sliding layer.It's also called DP4 bushing,DU bushing or SF-1 bushing, It can be used for pump truck parts in the construction machinery industry.
Material Structure
![]()
1.PTFE with cooper 0.01~0.03mm
2.Porous bronze 0.2~0.3mm
3.Steel backing 0.7~2.3mm
4.Tin-plating 0.005mm or copper plating 0.008mm
Characteristics
1,Self lubricating,;
2,Maintenance free;
3,Very strong wear resistance.
Availability
Application
Pump Truck, Construction machinery
Technical Data
| Specific load capacity (static) | ≤ 250 [ N/mm ] | |
| Specific load capacity (dynamic) | ≤ 140 N/mm at low speeds | |
| Friction value | 0.04 to 0.2 | |
| Temperature | -200 to +280 [ °C ] | |
| Max. sliding speed | 12.5m/s | |
| Max. Pv (dry) | 3.6N/mm2.m/s | |
| Max. Pv (lubrication) | 50N/mm2.m/s | |
Tolerance Details
Housing Ø: H7
Bushing inner-Ø after mounting: H9
Shaft tolerance: f7 to h8