ISO Type 3
An economically priced type 3 gypsum for all general purpose lab uses. Buff stone features an extended working time which allows technicians to do multiple pours of models or bases.
Water/Powder Ratio
30 mL/100 g
Working Time
6-8 minutes
Setting Time
15 minutes
Setting Expansion
.15%
Compressive Strength, Wet (1hr.)
4,000 psi (28 MPa)
Compressive Strength, Dry (48 hrs.)
8,000 psi (56 MPa)
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