Three-Rings & Medium-Speed MicroPowder Grinder Mill is a new kind of micro-powder processing equipment, which is invented through more than twenty times experiments and improvements, and based on twenty years of mill manufacture experience while absorbing advanced international machine manufacture techniques.

Three-Rings & Medium-Speed MicroPowder Grinder Mill is mainly used in processing non-inflammable, non-explosive, brittle material with hardness below six mohs, such as calcite, chalk, limestone, dolomite, kaolin, bentonite, talc, mica, magnesite, pyrophillite, ceyssatite, barite, gypsum, alunite, granite, fluorite, phosphate rock, kalium ore, float stone, more than 200 kinds of materials.