Peripheral Drive Sludge Suction Machine Half-Bridge / Full-Bridge Customized for Radial Flow Circular Sedimentation Tanks Brief Description T he peripheral drive sludge suction machine is applicable to radial flow sedimentation tanks with central water inlet, peripheral water outlet and central sludge discharge, suitable for small, medium and large-diameter radial flow clarifiers. It is mainly used for sludge suction and discharge inside sedimentation tanks of urban sewage