... extruder includes screw, barrel, gearbox,dose feeding, auto feeder, motor driver, and control panel. conical twin screw extruder includes parts pls ... screw is 65/132mmm of diameter, L/D is 22:12. barrel, heating mode is cast aluminum heating ring, adopts ... 5. auto feeder, adopts spring spiral feeding6. motor driver, A/C MOTOR, used Japan FUJI inverter motor control.7.control panel, the contrator is ...