(1) The extrusion cylinder should be kept clean and dry. If the size of the extrusion tool deviates, it should be checked and repaired in time.
(2) In the extrusion of different alloys, to completely remove the extrusion cylinder, to prevent the mixing of different alloy materials caused by color difference;
(3) Regularly check the extrusion equipment, check whether the parameters of the indicators are within the normal working range, strictly in accordance with the process standards to execute;
(4) Control the temperature and extrusion speed of the extrusion equipment;
⑤ Use the correct coolant and cooling method.
