The screw conveyors were designed for transport or dosage of the material in bulk on its way out from silos or machines, or for the store-rooms of loading for woodworking industry, recycling, cellulose and paper, mining, etc.
In each case the right type of closing as well as the necessity, or its lack, for the intermediate bearing will be studied. The structure can be tubular or in the form of gutter with removable for cleaning and inspection lids. The transport and the control of the flow of material can be horizontal or inclined.
The capacities are determined by the needs of the process of each client.