... powder of non-inflammable, non-explosive and vertical roller Mill is the equipment specializing in producing fine and ... hopper, and vibrating feeder.Working principle of Vertical roller mill:After crushed by hammer crusher, the large materials ... and noise.Model and technical data of Vertical roller mill:ModelHGM8021HGM9024HGM10027HGM10036Ring Diameter(mm)80090010001000Ring Number/pcs3334Roller Number/ ...