GX-type fixed screw conveyor has seven specifications. Screw diameter: 150,200,250,300,400,500,600; ten kinds of standard rotation (D / min): 20,30,35,45,60,75,90,120,150; screw machine length: 70 m from 3 m to play only every 0.5 meters of a block, the length can be selected freely. GX-screw conveyor is widely used in building materials, metallurgy, chemical, electric power, coal, machinery, light industry, food and food industries, suitable for conveying powder, granular, small block materials, such as cement, coal, grain, fertilizer , ash, sand, coke; not transport perishable viscous, easy caking materials, GX-screw conveyor operating ambient temperature is usually -20-40 ℃, temperature transport of materials generally -20-80 ℃, GX-type screw machines arranged appropriate level and small inclination, inclination of not more than 15 ℃ is appropriate, any special requirements can be negotiated with the manufacturer, for special design and manufacturing. Botou City Friends of Mine Machinery Co., Ltd., is a set of screw conveyor, dust humidifier mixer, shaftless screw conveyor, screw conveyor, FU chain conveyor, bucket elevator, buried scraper conveyor, ventilation research, design, manufacture and sale of butterfly, star discharge and other equipment for the integrated enterprise. The company has a professional R & D talent and technology commissioner, has rich material and human resources. The company combines customer site requires the use of computer-aided drafting, and whom the selection according to customer needs, provide effective design solutions to meet customer requirements.