The Raymond Mill is used to grind materials in the fields of building materials, mining, metallurgy and chemical industry. The materials must be nonflammable and nonexplosive materials such as: limestone, calcite, barite, dolomite, potassium feldspar, marble, talcum, gypsum, kaoline, medical stone, rock phosphate, manganese ore, iron ore, glass, ceram, active carbon, carbon black, fireproof ...