Ultracal 30 Plaster Size:500lbs **In dry form it is

**In dry form it is recommended to use a respirator because of the manganese

With its consistent surface and reliable results

Product Number: 2947

milky white where thick

formulated for sculpture

Ultracal 30 Plaster Size:500lbs **In dry form it isUSG Ultracal Brand 30 Gypsum Cement is designed for the patternmaking industry as the ultimate gypsum cement tooling medium. When extreme accuracy and greater surface hardness are required (as in duplicator models), use USG Ultracal 30 Gypsum Cement. It provides extremely low expansion properties, gradual set and a long period of plasticity. Ideal for splash casting molds and models for phenolic, polyester and epoxy resins, USG Ultracal 30 Gypsum