... coke, powdered-coal, dolomite, fluorite, active carbon, betonies, ceramiciron ore, granite, iron oxide yellow, gold mine, porcelain clay, plaster, ... between the ring and rollers to accomplish the grinding.After grinding, the rough materials will be recycled by the ... is just for reference, any change is subject to the Professional 4R Raymond Mill products. Professional 4R Raymond Mill for barite,glass ...