factory directly new type low consumption gypsum impact crusher price in pakistan

2 The main composition of gypsum is dehydrate gypsum CaSO 42H 2 O However the gypsum powder used in practical production such as the gypsum powder for gypsum board for mould for plastering is to dry and dewater the dehydrate gypsum reduce the content of crystallization water in it so the standard of crystallization of gypsum powder can meet the needs of all kinds of gypsum