They can be installed horizontally or inclined to suit application requirements. In some cases vertical screw conveyors are also used for the transport of screenings and sludge. In conventional design the material is collected into the inlet hopper and is transported by a rotating screw that is situated into a trough with protective lining and lid cover. Discharge of solids is through and end shoot. Drive gear motors are positioned in either end of the screw as push or pull type. SCREW CONVEYORS are tailored to the particular application to serve system requirements taking into consideration the material to be conveyed