Raymond mill is used for grinding the barite, limestone, kaolin, ceramic, and slag, etc, ... .3 of Mesh hardness and 28 Raymond mill is used for grinding the barite, limestone, kaolin, ceramic, and slag, etc, ... the trades of mining, metallurgical industrial, chemical engineering and building material for high fine powder generation and processing.Type3R14103R18153R26153/4R27153R27163/4R30163/ ...