... 7-10day ISO9000 & TS16949 factory Iron silicon rubber mat , in-house mold making assure samples be ready ... parts, automotive rubber parts, toy tires, we are a leading rubber mould maker in China.5. We ... 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, ...