Silicone RTV Rubber Mold Making Compound - 1 Qt. Kit Great for making wax, soap, or rigid molds. Start Price USD 35.99 Current Price USD 35.99 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Wednesday, October 15, 2008 End Time Saturday, October 18, 2008 Location Austin, Texas See more about 'Silicone RTV Rubber Mold Making Compound - 1 Qt. Kit' Description Untitled Document This is a 1 quart kit of silicone molding compound. Silicone moldmaking materials are used extensively to create molds that will produce exact replicas of lifecastings and other objects used in sculpture, special effects, taxidermy, and craft making. Some of the materials you can cast into a silicone mold are: urethane plastic, epoxy, polyester resin(fiberglass resin), plaster, soap, wax, and low melt metals just to name a few. No release agent is needed when casting into a silicone mold but it will extend the life of the mold. It is the recommended material for making long-lasting molds. Our silicone moldmaking compounds consist of two components. A liquid base and a catalyst or curing compound. If you have any questions, feel free to email us. Thank you for your interest in our products. In a hurry? Can't wait 6 hours for your silicone to be completely cured? When you place your order, request our YELLOW catalyst and we will replace it free of charge. Our yellow cat. dramatically speeds up the curing process and the pot life to 15 min. This means your mold will be completely cured within 2hrs or less depending on the humidity. TYPICAL PROPERTIES 10/1 ratio by volume Base Color: white Specific Gravity: 1.12 Viscosity (cPs) : 65,000 Catalyst Color: Purple Specific Gravity: 0.98 Viscosity (cPs): 100 Mixed Viscosity 28000 Pot Life (pour time) 60-90 min. After cure (7 days @ 25°C) Tensile, psi: 450 Elongation, % 375 Durometer, Shore A 25 Tear (die B) 60 Linear shrinkage;%: 0.3-0.4 Specific Gravity: 1.17 Please note: Silicone rubber mold in picture is only an example and is not included. Place a Bid!