grinding mill and mine,Mill (grinding) - WikipediaA mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting .. SAG mills are primarily used at gold, copper and platinum mines with applications also in the lead, zinc, silver, alumina and nickel industries.grinding mill and mine,Mining Grinding Mills Suppliers in the World | SupplyMineFind Mining Grinding Mills Suppliers in the World. Search over 16000 suppliers . Atlas Mine and Mill Supply, Inc. Ausroc . Ningguo Fonda Grinding Media Inc.