1. Host
Extrusion system: composed of screw and barrel, is the key part of extruder. Its function is to plasticize the material and extrude the melt quantitatively, at constant pressure and temperature.
Drive system: drive screw, provide required torque and torque
Heating and cooling system: to ensure that the temperature of plastics and extrusion system meets the technological requirements in the forming process
2, auxiliaries
It consists of head, setting device, cooling device, traction device, coiling device and cutting device.
3. Control System
It consists of electrical appliances, instruments and actuators.
Functions: Control the main and auxiliary motor to meet the required speed and power; Control the temperature, pressure and flow of the main and auxiliary machine to ensure product quality; Realize the automatic control of the extrusion unit to ensure the coordinated operation of the main and auxiliary machines.
