BH Series Mining Flotation Machine This series flotation machines is able to beneficiate nonferrous metals, such as copper, lead, zinc, cobalt, nickel, molybdenun, antimony, as well as rare metals, precious metals, ferrous metals and nonmetals. It features both relable performance and good durability. Main Specifications NameUnitBH-0.62BH-1.1BH-2.8BH-5.8BH-1.2BH-2.8BH-4A cell effective volumem30. ...