Pemaco Satin Stone Satin Stone, Tan. Type 4. Made from natural gypsum

Garreco, 1306525. Satin Stone, Tan. Type 4. Made from natural gypsum - not synthetic plaster. The hardest of our die stones with compression strength of up to 9,000 lbs. Not recommended for use with gypsum hardeners. Physical Properties: 19cc - 100 grams, 6-1/2 - 8-1/2 minutes initial set. 25 Lb. Carton. *Compare to Milestone and Resin Rock