Self-Lubricating bushing made of triple layer composites material which consists of a steel backing,a sintered porous bronze partivles interlayer and calendared with PTFE and Pb mixture as surface layer. It is of low friction coefficient, anti-wear,anti-corrosion and low noise, compact and light. DU is widely applied in various sliding articles of different kind of machines such as textile machines, tobacco machines,hydraulic vehicles,automobiles agri machines and forests machines and So. Load capacity: 140N/mm2
Temperature: -195~+280°C
Speed limit: 5m/s
Friction coef(u): 0.04~0.20
PV LIMIT(Dry): 3.6N/mm2 .m/s
PV LIMIT(Oil): 50N/mm2 .m/s