Mould making silicon rubber is suitable for making moulds for toys, gifts,crafts. For small crafts, it need light hardness silicone rubber. For silicone rubber with the hardness of 10-25 shore A is suitable for small crafts making. For example, HY-620 with future light viscosity, pourable effort, good fluidity, easy-operation, good tension and high tear strength. Is suitable for small crafts mould making.