... , SBR, NBR etc. 2.According customer request Rubber Oil Seals1. Available material: EPDM, also NBR, SBR, CR, BR, IIR, NR, IR etc ... processes confirm to ISO90013. According to your drawing or samples.4. High QA/QC system ,excellent chemical and physical property ,high ... , Ozone resistance etc.5. OEM or ODM orders are welcome. Rubber oil seals o rings