Nonferrous metal ore, manganese ore, cement, refractories, slag, ceramic, building materials, coal, chemical industry, agriculture, environmental protection QM- φ 480/ φ 600 is specially suitable for rare earth aluminum iron boron magnetic materials and hydrogen storage alloy powder, nickel metal hydride battery processing anti oxidation process. QM- φ 480x600 used in industrial test and industrial production, especially the fireworks industry, ceramic industry etc.. Feeding, discharging and very convenient to know. Disposable processing amount is large, dry, wet abrasive effect. Abrasive time arbitrarily set. LCD screen display menu, humanized design. The machine has the advantages of compact structure, reasonable design and simple and reliable transmission mechani