... o-rings 1.material:NBR,NR,SILICON,FKM,PTFE,EPDM,Viton. 2.working.temperature:-40c~+120c 3.size:as request O ... ,HNBR,PU etc. Feature of O-Ring :1. Several material f or oil seal, O-Ring and rubber gasket like: ... can make on your demand; 3. Many types of O-Ring : O-type, E-type, U-type, V-type and ... promise the high quality but low price of Oil seal, O-Ring , Rubber seal, Rubber gasket, Rubber ring, Sealing ...