Smooth-On - 30 Silicone Mold Making Rubber Trial Unit & Smooth-Cast 300 Liquid Plastic Compound

Use this silicone mold making rubber for making perfect reproductions of original models. An easy to use silicone rubber compounds that feature convenient one-to-one by volume mix ratios. Cures at room temperature with negligible shrinkage. OOMOO 30 has a 30-minute pot life, with a six-hour cure time. For The Novice Mold Maker - OOMOO 30 does not have great tear strength. They are good for making simple one- or two-piece block molds. OOMOO 30 is suitable for a variety of art-related and industrial applications including making molds for sculpture and prototype reproduction, casting plaster, resins, and wax. Technical Information Color: Lavender Properties (Part Aand B Mixed) Viscosity: 4,250 cps G/CC: 1.34 Cu. In./Lb.: 20.6 Tensile Strength: 240 PSI Elongation At Break: 250% Die C Tear Strength: 40 pli Compression Set: 37% Shrinkage: .0025 in./in.

Perfect for pouring into a rubber mold. Quickly turns from a liquid to a solid, durable plastic. Ideal for duplicating a variety of original models or sculptures. The Smooth Cast 300 Series of liquid plastics are ultra-low viscosity casting resins that yield castings that are bright white and virtually bubble free. Vacuum degassing is not necessary. They offer the convenience of a one to one mix ratio (one part A to one part B by volume). The differences between them are pot life and demold time. Fully cured castings are tough, durable, machinable and paintable. They resist moisture and mild solvents. Applications for Smooth-Cast Liquid Plastics include reproducing small to medium size sculptures, cold cast bronze castings, making prototype models, roto cast pieces, special effect props and decorative jewelry. Net weight 32 oz. (909 grams). Technical Information Pot Life: 3 minutes Demold Time (depending on mass): 10 minutes Shrinkage: .005 in./in. Color: White Viscosity: 80 cps S.G. g/cm3: 1.05 S.V. cu. in./lb.: 26.6 Shore D Hardness: 70. Adult Supervision Required. Keep Out of the reach of children