Method to Choose Proper Gypsum Calcination Kiln

As famous rotary kiln manufacturer in china, Zhengzhou Taida here explains a series of tips which can help customers find proper gypsum calcination kiln equipment. 

1. what is the proportion of compund water and free water contained in raw materals? 
2. what is the state of raw material, liquid, large bulk or paste?
3. after calcining process, what kind of final products custoemer want? anhydrous gypsu or semi-hydrate gypsum? 
only when customer figure out these questions, can Taida professional sale manager can choose proper gypsum calcination machine for customer.