It looks like you entered an employee email address, but this is the customer sign-in. Use the link below instead.

Hydroperm® Metal Casting Plaster

Specialized plaster used for fabricating permeable plaster molds.

Key Documents & Design Files

Overview

Specially formulated metal casting plaster that incorporates an air-entraining agent. Used for the precision casting of non-ferrous metals and alloys.

Main Features

Hydroperm® Metal Casting Plaster is a specialized plaster used for fabricating permeable plaster molds. Hydroperm® Metal Casting Plaster dries with a porous structure of small, uniform, interconnected cells just beneath its surface, offering channels through which steam or other mold gases can escape during the metal-casting operation. Hydroperm® Metal Casting Plaster:

  • Is formulated with HydrocalL® gypsum cement
  • Offers a smooth mold surface, carvability and controlled permeability
  • Is ideal for non-ferrous castings
  • Sets 12-19 minutes after mixing
  • Requires 100 parts water by weight per 100 parts plaster

Documents & Files

Submittal Sheets & Specifications

Submittal Sheet (English) PDF 214.8 KB

Catalogs & Brochures

System Catalog (English) PDF 4.3 MB

Installation & Technical Manuals

Installation Guide (English) PDF 751.4 KB
Technical Guide (English) PDF 83.5 KB

SDS, Certifications & Reports

SDS (English) PDF 146.1 KB

Ask a question

Our customer support team will get back to you within 48 hours

Question Guidlines

  • Questions should relate to this product specifically.
  • For help with pricing, availability, or delivery, please call 800.874.4968 (Monday–Friday, 7am–6pm Central)
  • All questions and answers follow USG’s Terms & Conditions.
  • Your question and USG’s answer may be posted to this page in the future, but none of your personal info will be included.

q & a

  • Can I color/tint plaster casts?

    Yes. For uniform coloring, colorants can be added to the mix water and should be blended thoroughly. For varied color effects, colorants can be added to the slurry.

    Both mineral colorants and water dispersed colorants are compatible with our plaster products.

  • Have a question?

    Let us do research and get back to you (usually within 48 hours).

    Ask USG
  • Need help right away?

    Call our Technical Support team at 800-874-4968 (Monday-Friday, 7am-6pm Central).

Top