... . adaptable, easy to install 3. simple instructure Screw Conveying Machine 1. Operating principleLS type screw conveyor is a continuous conveying equipment. . Used to ... , cement, sand, coal, grain, etc.It will use revolving the screw the material which will transport along the fixed cabinet to ... (r / min)75606060454535Maximum throughput(t/h)4.68.71729.552102137 Screw Conveying Machine