Brick-red in color, this economical silicone rubber is easy to pack and cut. Produces waxes with high-shine finish and minimal shrinkage. Low temperature metals such as pewter can be cast directly into this rubber!
Vulcanize at 330°F for 15 minutes per layer of rubber.
Sold in 5 lb. boxes of 2-7/8" x 18" strips. More information and a comparison between the various types of Castaldo Silicone Rubbers.
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