... 4.OEM/ODM serve ACM rubber product with black colour 1,Material: EPDM, NBR, CR, 2,Hardness :60 -- 70A 3,Size: custom ... ,CR NR, SBR, BR, EPDM, IIR, silicone, ACM, FKM ,etc 2,the hardness:60--70A3,color:black4,temperature:-60---180°C5 ... and ground care machinery parts and some vehicles8,in line with international environmental protection , SGS /UL approval