C830 silicone rubber is condensation cure silicone rubber (tin cure silicone rubber) for mold making. The silicone rubber will be cured under room temperature. It is two components, the mixing ratio is 100:2. Part A is a flowable liquid silicone, part B is the catalyst. It has an exceptional fluidity and good operability. * An exceptional fluidity and good operability, easy to demold * Good tensile strength and tear strength * Suitable hardness * Copy detailed pattern * Good flexibility * Eco-friendly * Long shelf-time &lifetime