What are the types of blow molding machines?

What are the types of blow molding machines?

What are the types of blow molding machines?

Blow molding machines are mainly divided into three categories: extrusion blow molding machines, injection blow molding machines and special structure blow molding machines.

The processing technology is mainly divided into one-step method and two-step method. At present, most blow molding machines are still two-step blow molding machines, that is, the plastic raw materials must first be made into preforms, and then blown. Environmentally friendly plastics made of PET are generally commonly used today. Blow molding machine: after the liquid plastic is sprayed out, the wind force blown out by the machine is used to blow the plastic body to a mold cavity of a certain shape to make a product. This kind of machine is called a blow molding machine. It is also a kind of blow molding machine, that is, a hydraulic blow molding machine.

One-step and two-step blow molding machine molding process, mainly used for PET and BOPP hollow container molding. Both have their own characteristics and are widely used. In comparison, the two-step method is more suitable for the centralized production of preforms and dispersed blown bottles; while the one-step method is more suitable for the online production of beverage companies.

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