REG. SET HOBBY PLASTER 20 Lbs e

Description

Hobby Molding Plaster - Regular Set
20 lbs for 
Description
Commonly referred to as "Plaster of Paris", Molding Plaster is a beta-hemihydrate gypsum product manufactured from high purity, naturally occurring, white gypsum rock. It is commonly used as a good white base material for formulating interior oriented construction and industrial compounds, including simple 3-D statuary, architectural castings, and temporary templates where strength and hardness are not important.
Physical Properties
Water/Powder Ratio
65ml/100g
Working Time
7-11 minutes
Setting Time
15 minutes
Setting Expansion
0.20%
Compressive Strength (1hr)
28 MPa (1,500psi)
Compressive Strength (dry)
56 MPa (3,200psi)
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