DU Self-Lubricating bushing made of triple layercomposites material which consists of a steel backing,a sinteredporous bronze partivles interlayer and calendared with PTFE and Pbmixtureas surface layer. It is of low friction coefficient,anti-wear,anti-corrosion and low noise, compact and light. DU iswidely applied in various sliding articles of different kind ofmachines such astextile machines, tobacco machines,hydraulicvehicles,automobiles agri machines and forests machines and So.

Load capacity：140N/mm2 Temperature：-195~+280°C Speedlimit：5m/s Friction coef(u)：0.04~0.20 PV LIMIT(Dry)：3.6N/mm2 .m/sPV LIMIT(Oil)：50N/mm2 .m/s