... NBR, FPM (VITON) , MVQ (SILICONE) , ACM ,EPDM ,PTFE(teflon) ,HNBR ,(3) Outside diameter from:6mm to 500mm(4) Specialized ... and manfactureing all the oil seal, water seals, gasket,washer ,PTFE seals, PTFE ring ,teflon gasket ,molded rubber products, rubber roller, ... rubber cover ,(5) OEM and ODM orders are warm welcome(6) We export rubber seals ...