With the development of gypsum industry, there is a large demand for quantity and high quality of gypsum powder. Therefore, the high level of gypsum powder production technology is required . In the process of gypsum powder production, drying and dewatering is the key link, which is also the most difficult one to control. I n order to sovle this problem, we develop a new ttype of drying and dewatering equipment---ebullience calciner, which is produced based on the exploring of the gypsum production field .
gypsum powder production line