... , VITON,HNBR, CR, PTFE, EPDM, etc. 2.Many type of rubber ball oil sealproduct and sell all kinds of oil seal.1 ... SEALSizeCustomized/standard and nonstandardMaterialNBR, HNBR, EPDM, SILICONE, VITON, FFPM, PTFE, PU, PA etc.TemperatureCommon: -60~260degree centigrade;NBR(-40~120C),ACM ...