Condensation Cure Silicone Rubber - 20 Shore A Hardness Silastic 3481 is a two-component condensation cure, low viscosity silicone rubber. Suitable for mould making, producing replicas of polyester, epoxy resins, urethane foam and wax etc. It can precisely reproduce the shape of the original model. Condensation Cure Silicone is also known as tin-cured.
Addition Cure Silicone Rubber Our addition cure silicone rubber is Xiameter RTV 4234, a high strength moldmaking rubber developed for prototype design and production tooling, especially for rapid prototyping. Addition Cure Silicone is also known as platininum-cured.