Shaving bed(gravity method) 1.High rich ore ratio , 2.High separating efficiency , 3.Easy to operate. Shaving bed is a mine selecting machine for fine materials working by gravity. It is widely used in selection of Tin, tungsten, gold, silver, lead, zinc, tantalum, niobium, iron, manganese, ferrotitanium and coal.During the gravity separating equipments. Technical parameters: