EPDM(三元乙丙橡胶)韩国锦湖KEP-570FKEP-020PKEP-070PKEP-435KEP-240KEP-270KEP-510KEP-7141KEP-281FKEP-1030FKEP-901KEP-906FKEP-321KEP-330KEP-350KEP-650KEP-650LKEP-210德国朗盛G3850T6470T3950G68505567496988506861T5459CLG247096506465三井化学40704095X-4010PX-049PEM2060M30453062EM3072EM3090E4045M3092PM402140458120E8110M日本住友601F606F610167374565535754586600F522524532552527F201301301A305501A502505505A512F5206F美国陶氏3720P46404725P4770R3722P埃克森美孚5601V3666V7500V5730V8600杜邦弹性体3745P36403430吉林石化J-0050J-0030J-0010J-2070J-3080PJ-3092EJ-4045J-3080J-4090韩国SK501A505505A512F552553一样的产品我们比价格一样的价格我们比质量一样的质量我们比服务一样的服务我们比满意度)