Buff Stone

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.

Physical Properties

Water/Powder Ratio
30 mL/100 g
Working Time
6 - 8 minutes
Setting Time
15 minutes
Setting Expansion
Compressive Strength, Wet (1hr.)
4,000 psi (28 MPa)
Compressive Strength, Dry (48 hrs.)
8,000 psi (56 MPa)
Item No. Description
330051 Buff Stone Buff 33#/15KG