Our Products:
USG Hobby Plaster
USG Pottery Plaster
USG Hydro-Stone®
USG Moulding Plaster
USG White Art Plaster
USG Hydrocal® White
USG DryStone
USG Hydro-Stone® Super X
USG Ultracal® 30
USG Surface Sealer

One of the hardest and strongest of all gypsum cements, USG Hydro-Stone® is recommended for producing high-quality novelty and statuary castings requiring extremely hard surfaces. This product is self-leveling when poured and not suitable for hollow cast applications. USG Hydro-Stone® must be mechanically mixed for best results.

Physical Properties (Click here)
Use Consistency - 32
Dry Strength - 10,000 psi
Dry Impact Strength - 1,320

* For 10 or more pails, we may contact you to verify order information.

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Available sizes:
7 lbs. ($12.10)
20 lbs. ($20.50)
50 lbs. ($33.30)

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