A simple mixture of #1 Casting Plaster and silica flour. Investment is not appropriate for making reusable molds. 5 lbs (2.27 kg)
See our investment mixing instructions for information about handling, usage, and disposal.
Bullseye sheet glass products in the Full, Half, and 10x10 sizes must be shipped in specially designed packages to ensure safe delivery of your purchase. There is a fee for these special packaging materials. This feature will help you keep track of the types of packaging your order requires, the rate at which the packages fill, and the associated fees. It will help you to build your order to maximize shipping value.
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