Styrene Butadiene Rubber SBR 1500 /1502/1712 Hebei Jinjiu Rubber Products Co., Ltd. Base Info Material：Styrene Butadiene RubberAppearance：Block Description Pre：Raw Gam/Ffkm, Fluoroelastomers (viton/ FKM) , Oil Seal, O-Ring, Gasket Next：Nitrile Butadiene Rubber NBR Rubber
