... device – the three main parts.Screw conveyor is series conveying equipment which widely applies to the departments such as metallurgy, construction ... :Screw conveyor is widely used in various industries, such as: building materials, chemical industry, electric power, metallurgy, coal mine carbon, food ... .1GX500×10M3-70M79T84.4T74T7.53.2 Conveying machine, Screw conveyor, Building equipment