Rotary Drum Screen is composed of many identical rake gear parts staggered and assembled into a set of closed rake gear chains. Driven by a motor and reducer, a continuous top-down cyclic movement is formed by a set of sheaves and chains to achieve The purpose of constantly removing the grille. When the operation of the device rake toothed chain and an upper back, a sprocket and a curved track because of the action of the guide can make parallel rows of tines misalignment occurs, the solid waste drops into the slag bath by gravity, fall not clean when it The similar grille easily brings dirt into the channel behind the grille.

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