Oasis Mineral Equipment Manufacturing Co., LTD are produce Mineral Equipment / Ore Dressing ... concentrator, is a mine separation device for fine minerals working by gravity.They are effective in processing ... precious and base metal, rare metal and non-metallic minerals,widely used in separation forGold, Silver, Tin, Columbium ... , Zircon, Lead, Zinc, Mercury, Copper, Aluminum, etc. Energy Ball Mill