... , FFKM, silicon, rubber, SBR, fluorin rubber 2) High quality oil resistance Oil Seal Features:1) Made of NBR, nitrile rubber, EPDM, FFKM ... ) Different colors and sizes availableWe specialize in producing rubber seals, seal rings and oil seals for use in many fields such as steel ... , U-ring, RBR type seal for rolling mill, reinforced oil seals with fabric, large dust proof gasket.Materials: NR, NBR,ACM, ...