-40%

ROCK HARD / HYDROSTONE 25 Lbs e

$ 19.53

Availability: 1028 in stock
  • All returns accepted: ReturnsNotAccepted
  • Condition: New
  • MPN: Does Not Apply
  • Brand: Plaster Guys

    Description

    Rock Hard Gypsum Cement - Hydrostone
    25 lb  for 
    Description
    One of the hardest and strongest of all gypsum cements, Hydrostone is recommended for producing high-quality novelty and statuary castings requiring extremely hard surfaces. This product is self-leveling when poured.
    Physical Properties
    Water/Powder Ratio
    26-28ml/100g
    Working Time
    20-25 minutes
    Setting Time
    30 minutes
    Setting Expansion
    0.25%
    Compressive Strength (1hr)
    8,000psi
    Compressive Strength (Dry)
    10,000psi
    Dental Plaster Type II
    Dental Stone Type III
    Dental Die Stone Type IV
    Orthodontic Materials
    Aluminum Oxide
    Pumice
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