Gypsum Calcining Process

Gypsum Calcining Process

20161219  Grinding and calcining of gypsum with Pfeiffer grinding plants TEXT Eckhard Sander Gebr. Pfeiffer SE KaiserslauternGermany For the production of plaster products natural gypsum synthetic gypsum or a mixture of both are calcined. Depending on the production process two different modifications of the hemihydrate CaSO 4 x ½ H 2 O are obtained

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