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Hydrostone Plaster

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Price: $57.00
Manufacturer: US Gypsum
Part No: HyStone-50#
Hydro-Stone Gypsum Cement - Sold in 50 Lb Bags - Call for availability

Check out this handy plaster calculator: https://plaster.glazy.org/

One of the hardest and strongest of all gypsum cements, 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. HYDRO-STONE® must be mechanically mixed for best results.
 
Technical Properties
English
Metric
Use Consistency (parts of water by weight per 100 parts plaster )
32
32
1 Hr. Compressive Strength
4,000 psi
27.6 MN/m2
Dry Compressive Strength
10,000 psi
69.0 MN/m2
Maximum Setting Expansion
0.240%
0.240%
Density
Wet
119.0 lb/ft3
1.91 g/cm3
Dry
108.0 lb/ft3
1.73 g/cm3
Set Time (Machine Mix)*
17-20 min.
17-20 min.
*Other set times may also be available. Call your sales representative for more information.
 
Warning. This product can expose you to chemicals including crystalline silica (airborne particles of respirable size), which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov Health Hazard Warning
  • Please handle all raw materials with safety in mind. The Dry form of all clay, glaze, and raw materials can expose you to hazards when not handled properly.
  • When handling and mixing DRY ceramic materials and powders, wear a full breathing respirator, eye protection, and gloves to protect your lungs and hands
  • PROP 65 WARNING FOR RESPIRABLE SILICA
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