2. Zeolite ultrafine grinding mill Zeolite ultrafine grinding mill is also named HGM ultrafine grinding mill.It can be used for activated carbon, limestone, calcite, marble, talc, barite, gypsum, dolomite, bentonite, mica, pyrophyllite, sepiolite, diatomite, graphite, alumite, fluorite, potassium feldspar, Phosphate rock, pigment and other more than 100 …