... unit to ensure material more pure.It is applicable to grinding Lithopone, barium sulfate, calcium carbonate, carbon black powder, ... , ash calcium powder, graphite, rubber, pharmaceutical, painting industries as a multifunctional grinding machineTechnical Parameters ItemType 400Type 700Input granularity (mm)1-301 ... 39003900Model 400Model 400 section Gray Calcium Machine/ Gray Calcium Grinding Machine