Vertical Kiln. The working principle of the kiln; the kiln is fed from the top, the combustion chamber is in the center and the outer body. When moving down of the plaster in the opposite direction (upward) of hot air the calcination performing and β beta type plaster is produced. This type of kiln is static type and the plaster moves by gravity.
· Impact mill gypsum china Henan Mining Machinery Co Ltd. Ball Mill Calcination For Gypsum Indonesia Gypsum powder production line natural gypsum uses advanced processing equipment such as a vertical mill boiling furnace etc The boiling furnace is the most widely used gypsum calcining equipment in China and is applied to calcining process of natural gypsum and chemical gypsum