Oil Seal 1) Made of NBR, nitrile rubber, EPDM, FFKM, silicon, rubber, SBR, fluorin rubber 2) High ... resistance Oil Seal Features:1) Made of NBR, nitrile rubber, EPDM, FFKM, silicon, PTFE, neoprene rubber, natural rubber, SBR, fluorin rubber 2 ... dust proof gasket.Materials: NR, NBR,ACM,EPDM,PTFE,Silicon,Neoprene,Viton,etc.We can produce according your drawings and samples.