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MICROSTONE’s fine particle size and dense surface make it our finest general purpose laboratory stone. It is especially suited for processing acrylic dentures as it accepts tinfoil substitutes readily.
- Water/Powder Ratio: 28 mL/100 g
- Working Time: 5 - 7 minutes
- Setting Time: 13 minutes
- Setting Expansion: 0.12%
- Compressive Strength, Wet: (1hr.) 4,500 psi (31 MPa)
- Compressive Strength, Dry: (48 hrs.) 8,500 psi (59 MPa)