... parts.Material Nitrile(NBR), HNBR, EPDM,Silicone, Fluorocarbon, SBR, Neoprene(CR),Butyl(IIR),NR,PU etc.Material PerformanceRebound resistance, Tear Resistance, Abrasion ... .Our Material: Nitrile(NBR), HNBR, EPDM, Silicone, Fluorine(FKM,FPM), Neoprene(CR),Styrene(SBR) ,CR,ACM,PU etc.Product Application:AutomotivePumpMechanical ...