Maintenance of twin screw extruder In order to ensure the safe and stable production of the twin-screw extruder and prolong its service life, the maintenance of the twin-screw extruder must be strengthened. The basic contents are as follows: (1) Maintenance during equipment operation Entrainment ... read more
The use of double alloy screw barrels should pay attention to these points: 1. The sundries in the plastic should be removed. Generally speaking, the fresh plastic purchased from the original factory does not have any debris, but after transportation, weighing, drying, color mixing, especiall... read more
The main factors affecting the quality of plasticization are: aspect ratio, compression ratio, back pressure, screw speed, barrel heating temperature, etc. 1. Aspect ratio: the ratio of the effective working length of the screw to the diameter of the screw. A. If the length-to-diameter ratio is... read more
1. Never start the machine when the barrel has not reached the preset temperature. Newly opened electric heating generally requires the temperature to reach the set value 30 minutes before operating the screw 2. If the shutdown is more than half an hour, it is best to close the blanking port and ... read more
The compression ratio of the screw of the injection molding machine refers to the ratio of the volume of one screw groove of the feeding section of the screw to the volume of the last screw groove of the homogenization section, which is directly proportional to the plasticization degree of the plast... read more
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