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Plastic bottle production technology and process
by：Lisson
2020-10-24
Plastic bottles when production has a certain production technology and method of plastic processing methods including: crowded blowing, injection molding, calendering, blow molding, die, laminating, casting, such as a variety of ways.
Plastic production technology commonly used has two kinds: the first is a crowded blowing process, the plastic raw materials to join in the extruder, by heating the molten plasticizing extruder melting parison, add the bottle blow molding mold, cooling stereotypes from the mold after, in addition to scrap edge after finished product.
This process is mainly used to produce PE, PVC plastic bottles, such as milk bottles and capped, etc.
The second is injection blowing process, the plastic raw materials by the injection molding machine injection molding tubular billet type, and then put into bottles regularly stretch blow molding injection mold, after cooling for finished products.
This process is mainly used to make PET plastic bottles, such as mineral water bottles, etc.
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