USG: No. 1 Casting Plaster
USG No. 1 Casting Plaster is the industry's premier casting plaster for fabricating figurines, plaques and lamp bases. Similar to USG White Art Plaster, but with slightly higher chip-resistance and reduced paint absorption, USG No. 1 Casting Plaster:
Is stark white in color; smooth-working
Features proprietary additives that minimize paint absorption
Offers a hard-working surface
Is available in 20 and 30 minute set times
Requires 65 parts water by weight per 100 parts plaster.
NOTE — For best storage results, keep indoors in a dry, stable environment. Do not stack more than two pallets high.