Mold Star Liquid Silicone Mold Rubber

2-part, platinum cure silicone mold rubber cures strong and tear resistant. Makes it easy to create reusable silicone molds for casting epoxy, wax, concrete, gypsum and low temperature melt metal alloys. Silicone molds are perfect for home crafts, hobbies, epoxy crafts, prop making, candle making, and more. Simple 1 to 1 mix ratio by volume – no scale needed for weighing. Degasses on its own to remove bubbles – vacuum degassing is not required. Extended pot life offers longer working time. Heat resistant up to 450°F (232°C). Minimal shrinkage Choose Mold Star 15 (Hardness 15A – pliable when cured) or Mold Star 30 (Hardness 30A – harder material when cured). Each silicone type is available in a 2 lb. Kit (trial size) and a 1 Gallon Kit. Product Shore Hardness Pot Life Cure Time  Color Mold Star 15 15A 50 minutes 4 hours Green Mold Star 30 30A 45 minutes 6 hours Blue