Skip to docs navigation

Plaster to Water Mixing Calculator (70:100 Ratio)

The calculator uses a mixing ratio of 70 parts plaster to 100 parts water by weight based on the normal consitancy of USG No.1 Pottery Plaster. 1

Calculate Plaster Needed (Given Amount of Water)

Calculate Water Needed

Use this to calculate the amount of water needed if you have a given fixed amount of plaster.

Calculate Materials Needed (Given Volume of the Mold)

References