| 摘要 |
A drum press with a rotating dewatering drum, inside which is eccentrically located a press roll of which the outer surface together with the inner surface of the dewatering drum defines a press gap compressing mass, such as bark, and in conjunction with the dewatering drum a removal screw is provided which detaches the mass that has been pressed to adhere to the inner surface of the dewatering drum and removes it for the next treatment step. The portion of the removal screw which is used to detach the pressed mass comprises a separate screw section removably disposed on the shaft of the removal screw and which is replaceable with ease.
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