... optionally between 60-2000um.3.Air-cooled design. When machine operates, the air can decrease the temperature and can ... cleaned.Application fields1.Non-metallic mineral and powder metallurgy. Such as quartz, barite, kaolin, ground calcium carbonate, mica and ... -fine processing of Chinese herbal medicine and raw material. Such as pollen, hawthorn, pearl powder, stomach medicine, nimodipine, antibiotic ...