Laboratory Plaster

Description:

An economical, white plaster formulated for all-around laboratory use. (Available in both regular set and fast set).

Physical Properties Regular Set:

Water/Powder Ratio: 26 mL/100 g powder

Working Time: 5 – 7 minutes

Setting Time: 14 minutes

Setting Expansion: 0.20%

Compressive Strength, Wet (1hr.): 1,500 psi (10 MPa)

Compressive Strength, Dry (48 hrs.): 3,300 psi (23 MPa)

Physical Properties Fast Set:

Water/Powder Ratio: 45 mL/100 g powder

Working Time: 2 – 4 minutes

Setting Time: 9 minutes

Setting Expansion: 0.20%

Compressive Strength, Wet (1hr.): 1,500 psi (10 MPa)

Compressive Strength, Dry (48 hrs.): 3,300 psi (23 MPa)