RUBBER MATERIAL Chinese Name English name Code name ASTM Code Name 天然橡膠 Natural Rubber NR AA 丁苯膠 Styrene butadiene Rubber SBR AA 乙丙膠 Ethylene propylene Rubber EPDM AA.BA.CA.DA 氯丁膠 Polychloroprene Rubber CR BC.BE 丁膠 Nitrile Rubber NBR BF.BG.BK.CH 丙烯酸酯橡膠 Polyacrylate Rubber ACM (PA) DF.DH.EH 硅橡膠 Silicone Rubber SI FC.FE.GE 氟素橡膠 Fluoro Carbon Rubber FPM (Viton) HK 氫化丁膠 Hydrogenated Nitrile Rubber HNBR DH