Rubber Seal(NBR,SBR,EPDM) 1.rubber,silicone seal 2.Nonstandard, custom-made any shape seal 3.Meet SGS,FDS,ROHS,NSF 4. ... (NR,BR,NBR,SBR,CR,EPDM etc) rubber seal Features:1. Materials advice: silicone and rubber (EPDM, also NBR, SI, HNBR, ... service: we offer the mold design prior to mold making, materials advice and we test samples , then run ... as your request. (NR.NBR.SBR.EPDM etc) rubber seal