24-21-9851
Wheel Excavator
Marine Excavator, Mining Excavator, GM Excavator
Shovel
Hydraulic Transmission
Electric Drive
1.0~1.5m³
Medium-Sized
ISO9001: 2000
New
Excavator Bushing
Bi-Metal
GTG
Stardand
30x32x44
Zhejiang
848290000
Product Description
Bimetallic washer is backing on low carbon steel, sintered with CuPb10Sn10 or CuSn6Zn6Pb3 bronze powder, which has the highest load capacity among the bi-metal bushings. the application including balance suspensions of heavy-duty trucks, track roller of bulldozers, auto chassis etc.
It is a kindly of high load and low speed bushing, with wide application.
| mechannical performance | Load capacity | Static load | 150N/mm2 |
| Max.Working temperature | Grease Lubrication | 150ºC | |
| Oil Lubrication | 250ºC | ||
| PV value limit | Oil lubrication | 10N/mm2.m/s | |
| Dry lubrication | 2.8N/mm2.m/s | ||
| Linear Velocity | Dry Friction | 0.4m/s | |
| Grease Lubrication | 2.5m/s | ||
| Mating Axis | Hardness | ≥53 HRC | |
| Roughness | Ra-0.32~0.63 | ||
| Anti-tensile Strength | 185 N/mm2 | ||
| Alloy Hardness | HB 70~100 | ||
| Friction coefficient | 0.05~0.22 | ||
| Themal conductivity | 47W/mk | ||
| Heat-expansion Coefficient | 18x10(-6)/k | ||
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