Ultracal® 30 gnomonworkshop ideally between 60°F and 75°F

ideally between 60°F and 75°F (15°C to 24°C)

a trial casting on a surface finish similar to the final mold or model should be made to avoid damage to the working surface

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color-rich pigments to blend on top of skin or latex to create lifelike effects

Ultracal® 30 gnomonworkshop ideally between 60°F and 75°FAVAILABLE IN 5, 25, AND 50LB OPTIONS IN THE DROPDOWN USG 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,