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मराठी PVC pipe, PE pipe production process of surface pitting may be due to impurities in the molten material, the caliber of water flow is not appropriate or the water contains impurities and other reasons.
Read MoreScrew refers to the metal rod with screw groove that can rotate in the barrel of extruder or injection molding machine. Screw is the most important part of extruder to transport solid plastic, plasticized plastic and melt, which is often called the heart of extruder. Through the rotation of the scre......
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