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Home EIFS & Stucco Cement & Concrete USG Ultracal 30 Gypsum Cement - 50 lb Bag

USG Ultracal 30 Gypsum Cement - 50 lb Bag

PART USG108140
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About this item

Superior tooling gypsum cement features exceptional strength and hardness. Low-absorption, designed for use in case molds.

Ultracal® 30 Gypsum Cement is a traditional tooling gypsum cement, specially formulated for close tolerance tooling.

  • Is recommended where extreme accuracy and surface hardness are required (i.e. duplicator molds)
  • Provides the lowest expansion of any rapid-setting gypsum cement
  • Is ideal for splash-casting molds and models for phenolic, polyester, and epoxy resins
  • Sets 25-35 minutes after machine mixing
  • Requires 38 parts water by weight per 100 parts plaster

50 lb bag

Make & Model
Brand ---
Part # ---
Color Family White
Certifications & Standards
TAA/BAA Compliant 1
Packaging Dimensions
Height 7.800

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