... parts, automotive rubber parts, toy tires, we are a leading rubber mould maker in China.5. We have ... silicone or rubber (NR, SBR, NBR, EPDM, CSM, CR, HNBR, VITON, AFLAS and more)Hardness: 8 to 95 ... shore A, tolerance can be ±5 shore A, for some special products, we can ... reach ±3 shore A toleranceColor: for rubber, usually black, for silicone, ...