Surgical is another fine white grade plaster from Saint-Gobain Formula, this plaster has been used for many years for medical prosthetics, chiropody, etc and also as a class 2 white dental plaster. Being relatively fast setting and harder than most other class 2 dental plasters, it is a popular plaster.
Plaster/Water Ratio: 100/60
Set Time (mins): 14
Compressive Strength: 6.9 MN/m2