#1 Pottery Plaster

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No. 1 Pottery Plaster produces a break-resistant, smooth wearing mold designed for slip casting and jiggering applications. No. 1 Pottery Plaster: Is formulated to provide stronger , longer-lasting ceramic slip cast molds Is the industry standard for sanitaryware and dinnerware casting Has a recommended use consistency by weight of 70 parts water to 100 parts plaster Set time: Approx. 30 minutes NOTE — For best storage results, keep indoors in a dry, stable environment. Manufactured by USG. Comes in a 50 lb bag. Show more