What are the links in a polypropylene production line? ? Urgently needed. .
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The production line equipment includes: air compressors, freeze dryers, and adsorption dryers. Vacuum feeder, gravity feeder, extruder, cylinder cooling water system, vacuum pump evacuation system, cooling water tank. Which ones have chains? ? I really don’t understand. . I’d like some advice. . . ! ! Thank you so much
Ask your management staff for the interlock record book