this shallow bucket: elevator unloads by centrifugal, the linear velocity of the elevator is 2.5-3.5m/s shallow bucket (QD) capability 1,the materials and finished goods accord with national grain hygiene standards, there is no pollution for the materials 2,elevator unloads by centrifugal, the linear velocity of the elevator is 2.5-3.5m/s TypeABCDEHole numberHole diameterVolume(X-Y) ...