#1 Pottery Plaster – Formulated to provide stronger, longer-lasting working molds than Regular Pottery plaster. USG Pottery Plaster is famous industry-wide for working reliability, productivity and highly successful results. USG Pottery Plaster is great for all types of ceramic slip casting applications. Pottery plaster is formulated for long life and reduced breakage (stronger molds).
General mixing consistency of 70% water to plaster for other volumes use 1 lb 7 oz of plaster per pound of water