An endtoend harmful object identifiion method for sizer crusher .
WEBApr 1, 2023 · Nowadays, with a maximum annual capacity of 30 million tons in one large coal preparation plant, the corresponding belt speed can reach 7 m/s and the coal layer thickness will be more than 500 mm. These lead to harmful components, such as iron, gangue, and wood, being mixed into the coal and seriously damaging parts of sizer .