How to operate PET sheet twin screw extrusion line
Ensure waterways are kept open and preheated during the start-up preparation
Since transparent sheet is main made production. Surface cleanliness of roller is very important
Firstly three motors should be controlled manually. Assistant can help to judge feeder speed.
Switch auto model after speed balance. Do not forget vacuum pump before auto model. Move calendar to right position and close roller gap. Take off sheet from roller to cooling bracket. Keep roller gap material balance. Adjust T-die lip to make sheet surface smooth. Cut sheet edge and coat silicone. Check sheet thickness and surface.
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