Mold Max 14NV Silicone Mold Making Rubber - Trial Unit Mold Max 14NV is a Shore 15A tin-catalyzed silicone rubber that offers low viscosity, fast cure and long library life. Mold Max 14 NV does not require vacuum degassing. Will reproduce the finest detail and is suitable for a variety of industrial and art related applications including making molds for reproducing prototypes, furniture, sculpture and architectural elements. Cure time can be reduced with Accel-T cure accelerator. Can be used to cast a variety of materials including concrete, wax, gypsum, low melt alloys/metals and urethane, epoxy or polyester resins.