MPFX Holiday Closure: Saturday Dec. 21st - Wednesday Jan. 1st. We will reopen Thursday January 2nd.

The RBFX prosthetics catalog will be turned off Dec. 21st through Dec. 26th. There will be no shipping or pickups at MPFX until January 2nd.
Gypsum Cement

Ultra Cal 30 - 50lbs Bags (INSTORE PICKUP ONLY)

$54.95
Taxes, discounts and shipping calculated at checkout.

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

Main Features

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

  • 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

NOTE - For best storage results, keep indoors in a dry, stable environment, away from drafts. Do not stack more than two pallets high.