No. 1 Moulding Plaster

Ornamental Plaster

Often referred to as plaster of Paris or soft plaster, USG® No. 1 moulding plaster is used to create waste molds or temporary patterns where surface hardness and strength are not crucial. USG® No. 1 moulding plaster offers a controlled set that provides uniform workability, has a fine grain making it ideal for producing sharp detail when used neat for cast work. It complies with ASTM C28, sets in 27-37 minutes after mixing.

Price and Purchasing

This item cannot be purchased online. Please contact your nearest Reynolds Advanced Materials location for price, availability, and delivery options.

Document Downloads

Technical Bulletin

Safety Data Sheet