Category Useful

First grind and second bake. The largest advantage of this technique, compared with that of “first grind and second bake”, is energy consumption reduction. Large plaster stone shall be ground into powders with diameter less than 0.2mm, which increases the…

Gypsum stone is crushed into particles of less than 30mm in diameter, and the particles are grinded in the mill. After grinding, the powder which passes the classifier would be transformed into the furnace for calcinations, while the rest which…