... the equipment specializing in producing fine and superfine powder of non-inflammable, non-explosive and brittle ... kaolin, bentonite, talc, mica, magnesite, illite, pyrophyllite and vermiculite, sepiolite, attapulgite, rectorite, diatomite, barite, gypsum, alunite, graphite, fluorite ... mill grinder mainly consists of main unit, classifier, powder collector, dust cleaner, blower, muffler, sound-proof ...