coal mill | Mill (Grinding) | Screw
GRINDING PRINCIPLE OF ZGM MILL ZGM mill is a vertical mill with three grinding rollers and one grinding track. A grinding table rotates round a vertical axis. It is driven by a planetary gearbox. The three grinding rollers, mounted in fixed position, are passed down on the table under hydraulic loading. Raw coal enters through the center of the mill and is deposited on the grinding table