Mounting Plaster Quick Setting Stone Gypsum 33LB

A specially formulated plaster which offers a low setting expansion and fast setting time. Its low compressive strength allows mounting plates to be easily cleaned.

*Incorporate 15 seconds, hand spatulate 30 seconds.

Physical Properties:

Water/Powder Ratio: 3 mL/100 g powder

Working Time: 60 - 90 Seconds

Setting Time: 3 minutes

Setting Expansion: 0.09%

Compressive Strength, Wet (1 hour): 640 psi (4 MPa)

Compressive Strength, Dry (48 hrs.): 1,800 psi (12 MPa)