Silicone for food and concrete A+B

Thanks to its excellent resistance to concrete and its superior mechanical properties, ELASTOSIL® M 4630 A/B is ideal for use as a membrane. M 4630 A/B is ideal for use in moulds for making concrete reproductions of models with deep undercuts. As a low-water, addition-curing RTV-2 silicone rubber that cures without dimensional shrinkage, ELASTOSIL® M 4630 A/B is a high-quality product. M 4630 A/B is also ideal for casting all other common reproduction materials, especially casting resins where absolutely exact copies of models with pronounced undercuts are required. of models with pronounced undercuts.