USG Supercal A-11 25lb Box

Article number: 47A11
Availability: In stock (12)

USG Hydrocal® A-11® Gypsum Cement gypsum cement is a high-strength gypsum cement designed for tooling applications. USG Hydrocal® A-11® Gypsum Cement:

  • Features a low setting expansion
  • Is recommended for slurry casting techniques
  • Used for production of master models
  • Provides very rapid stiffening rate (after setting begins)
  • Sets 16-20 minutes after machine mixing
  • Requires 42 parts water by weight per 100 parts plaster
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