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Silicone Jewelry Molding Rubber

All Castaldo Silicone Jewelry Molding Rubbers make superior quality molds that are tough, strong, easy to pack, easy to cut and easy to use.
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RTV Silicone Molding Rubber

RTV silicone is a liquid silicone compound that cures at room temperature to form a flexible rubber. The term RTV is means Room Temperature Vulcanising.

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Injection Wax

Superior quality waxes for a full range of applications, producing patterns that are very flexible, resilient and durable with great memory while still being easy to work with and to inject.
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