rubber gasket 1.Rubber gasket material:EPDM,SBR,NBR etc. 2.According customer ... request 3.High QA/QC system 4.OEM/ODM welcomed gasketl features:1. Materials advice: silicone and rubber ... (EPDM, also NBR, SI, HNBR, SBR, CR, BR, IIR, NR, etc),as your request , Environmental Friendly.2 ... For mass production mold, usually in1- 2 weeksPackage: plastic bag inside, strength carton ...