What is a micro powder grinding mill Quora
The purpose of the micro powder grinding mill is for superfine grinding materials with hardness less than 6 in Mohs scale and humidity less than 6 percent such as kaolin limestone calcite marble talcum barite gypsum dolomite bentonite mud mica pyrophyllite sepiolite carbon black diatomite graphite alunite fluorite potassium feldspar phosphorite pigment up to 200 kinds