Home >Wed Ball Mill For Gypsum

wed ball mill for gypsum

A process for producing an accelerator for hemihydrate gypsum comprising comminuting gypsum board to a particle size of about 100 mesh and thereafter finegrinding the resulting comminuted material in a ball mill to have an average particle size of about 1 micron and to have a specific surface area of about 100 000130 000 square centimeters

Related Blogs