Ultrafine limestone grinding mill is also known as superfine barite grinding mill. Ultrafine mill is mainly suitable for nonflammable explosive mineral materials with seven Mohs hardness and moisture is less than 6% like quartz, feldspar, clay, kaolin, bentonite, calcite, talc, barite, fluorite, clay, white clay, gypsum, etc. in metallurgy, building materials, chemical, mining and other ...