Screw conveyor transporter: 1, Suit for powdery material 2, Feeding, charging evenly, continuously. 3, High control accuracy. Screw conveyor transporter:LS series of screw feeder adopt the standard of DIN15261-1986, its designing and manufacture accord with the specific standard of LS screw conveyor of JB/T 7679-45. Diameter of LS series of screw feeder is divided from 100mm to 1250mm, including ...