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The main raw materials and production process of plastic bottle products



Plastic bottles are plastic containers made of polyester (PET), polyethylene (PE), polypropylene (PP), with corresponding organic solvents added, heated at high temperature, and then blow molded, extruded, or injection molded through plastic molds.

Plastic packaging bottles

Plastic bottle production process is generally divided into the following two kinds.

First, injection molding to make the bottle embryo, then the bottle embryo heated, and then placed in the bottle mold blowing made. This process makes the bottle common such as mineral water bottles, Sprite bottles, plastic bottles with good transparency.

The second is to directly use a kind of equipment called extruder to blow the product directly into bottles. This process makes bottles such as chewing gum bottles, medicine bottles, some large plastic barrels for wine, etc.