gypsum paste dries in 10 minutes

Jul 12, 2016·Gypsum Plasteris produced by heatinggypsumto around 150 degrees and this is the formula. CaSO4·2H2O + heat → CaSO4·0.5H2O + 1.5H2O (released as steam). So with the formula above you now have adrypowder with the water removed so when you are ready to spin up that bag of skim you adding water to thedrypowder makes it back intogypsum...

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