Castaldo® White Label®

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A high concentration of pure natural gum rubber makes Castaldo White firm but flexible. A good all-purpose mold rubber that cuts well. Well-suited for thin molds.

Vulcanize at 310°F for 15 minutes per 1/4" of mold frame thickness. Rubber is 1/8" thick.

Sold in Strips (2-7/8" x 18") or Rolls of 5 lbs. or 50 lbs. Rolls are 18" wide. Made of natural rubber.

(Also available in Ready Cut, see "Related Products" below.)
Castaldo's informative Guide to Mold Making includes valuable information on packing and cutting molds, mold storage, troubleshooting guide, and vulcanization.
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