*All prices are in Canadian funds.
Ultracal 30 10 Lb Pail (220147)
ULTRACAL 30 was designed to give the pattern making industry the ultimate in a gypsum cement-tooling medium. Packaged in 10 Lb pail.
ULTRACAL 30 Gypsum Cement is a super-strength gypsum cement recommended where extreme accuracy and greater surface hardness are required, as in duplicator models. ULTRACAL 30 cement has the lowest expansion of any rapid-setting gypsum cement available. Has a gradual set and long period of plasticity. Ideal for splash-casting molds and models for phenolic, polyester and epoxy resins.
Use Consistency (38 parts of water by weight per 100 parts plaster)
Dry Compressive Strength 6,000 psi
Maximum Setting Expansion 0.080%
Density Wet 115.0 lb/ft3
Density Dry 99.0 lb/ft3
Set Time (Hand Mix) 25 - 35 min.