RTV Silicone Rubber Advantages: light viscosity, pourable effort, good fluidity, easy-operation, good tension and high tear strength. Description RTV Silicone Rubber: Mould making silicone rubber mainly used for shoe molds, sand casting, sole sampling, plaster models, simple products, products with non-complex patterns, as well as product models with stable size and non-deformation. RTV Silicone Rubber data sheet: 1kg/ bottle , 5 kg/drum vacuumed packing, 25kgs/drum vacuumed packing,200 kg/drum