DU Self-Lubricating bushing made ofriple layercomposites material which consists of a steel backing,a sieredporous bronze partivles ierlayer and calendared with PTFE and Pbmixtureas surface layer. Iis of low frictiocoefficie,ai-wear,ai-coosioand lowoise, compacand light. DU iswidely applied ivarious sliding articles of differenkind ofmachines such astextile machines,obacco machines,hydraulicvehicles,automobiles agri machines and forests machines and So.
Load capacity：140N/mm2 Temperature：-195~+280°C Speedlimit：5m/s Frictiocoef(u)：0.04~0.20 PV LIMIT(Dry)：3.6N/mm2 .m/sPV LIMIT(Oil)：50N/mm2 .m/s