BIMETAL BUSHING WB700 JF700 WZB-700 WZB-700 is a bimetal bearing with steel as backing and sintered CuPb30 as lining layer.It has good performance in anti-seizing shaft and cover up alien substance due to the high lead composition.If over plated certain soft alloy on the bushing,it can be used under high speed and middle or low load,e.g.master bearing shell of internal combustion engine,connect-rod and rocket arm bushing. Lead bronze alloy CuPb30 Temperature Max 170℃ Load capacity 25N/mm² Harderness alloy HB30~45 https://www.jxwz-bearing.com/