o ring/back up ring,

we can open custom rubber molding and process according to customer's drawing or sample

feature:Abrasion resistant, high/low temperature resistant ,oil resistant,water proof

Our o rings are the standard of American AS-568, European DIN3771, DIN7715, RMA, Japanese JIS2401P/G series and ChineseGB3452.1-92,

1).Material:NBR,EPDM,SIL,VT,NR,SBR,HNBR,CR
2).all colors are available
3).standard o ring (AS-568,JIS2401, etc)nonstandard