Gypsum Powder mbpol
Gypsum powder hydrous calcium sulfate calcium dehydrate or CaSO4 2H2O is a white smooth powder that is derived from heating gypsum stone When gypsum is heated in air it loses water and converts first to calcium sulfate hemihydrate bassanite often simply called plaster and if heated further to anhydrous calcium sulfate anhydrite Stucco is applied wet and hardens to a very dense …