The LS-type screw conveyor is designed and manufactured according to the standard JB/T 7679-95 "Screw Conveyors" and is a replacement product for the GX screw conveyor. Commonly known as a "conveyor screw," the screw conveyor is a widely used conveying equipment in the mining, feed, grain and oil, and construction industries. Made of steel, it is used for conveying high-temperature powders or solid particles, and other chemical and construction materials.