Smooth-On Smooth-Sil® 945 Platinum Silicone cures at room temperature with negligible shrinkage. Smooth-Sil 945 exhibits good chemical, abrasion and heat resistance. Materials such as plasters, concrete, wax, low-melt metal alloys or resins (urethane, epoxy or polyester) can then be cast into Smooth-Sil 945 without a release agent. Smooth-Sil® 945 offers the convenience of a 1A:1B by volume mix ratio, 25 minute pot life, and a fast 6 hour cure time. Applications include rapid prototyping, wax casting (foundries and candle makers), architectural restoration and concrete casting.
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