How Much Do You Know About The Blow Molding Machine?

How Much Do You Know About The Blow Molding Machine?

What’s a Blow Molding Machine?

A Blow Molding Machine is a kind of plastic processing machine. With the development of science and technology, blow molding technology has been widely used in recent years. There is no excess waste generated during the processing of the blow molding machine, and blow molding products are widely used in chemical, food, and beverage packaging, toy balls, daily necessities, cosmetics, and other fields.

blow molding machine

Working Principle of Blow Molding Machine?

Extrusion Blow Molding Machine is one of the common blow molding machine types. Blow molding refers to a plastic parison obtained by extruding or injecting liquid plastic into a certain shape, which is placed in a mold and compressed air is injected into the parison to inflate the plastic parison and then adhere to the inner wall of the mold. After a short period of time After cooling, it is molded to obtain various hollow products.

The Video of the working Blow Molding Machine 

Commonly Used Blow Molding Materials

The raw materials are very important for the normal operation of the blow molding machine! Choosing the right raw materials is an indispensable step in the blow molding process. Here are a few commonly used materials:

Polyethylene is one of the most commonly used and safer materials in the blow molding process. It is usually used in the production of coolers, fuel tanks, and industrial barrels.

A commonly used resin for polypropylene, it has high hardness, excellent heat resistance, is suitable for high temperatures, and is often used in medical equipment and chemical containers.

Polyvinyl Chloride
Polyvinyl Chloride is widely used in building materials, wires, and cables, industrial products, daily necessities, packaging films, sealing materials, etc.

Polyethylene Terephthalate
Polyethylene Terephthalate has a smooth and glossy surface and is usually used to produce cola bottles and electrical parts.

Why Use a Blow Molding Machine?

  ●  The blow molding process is a cost-effective solution compared with other forms of plastic products.
  ●  Less equipment investment and higher production efficiency.
  ●  The thickness of blow-molded products is relatively uniform, and no post-modification processing is required.
  ●  Blow-molded products are seamlessly lined and produce less waste, which is conducive to material saving and environmental protection.


Blow molding machines are used more and more widely, and the application fields of blow-molded products are gradually expanding. Powerjet specializes in the manufacture and development of blow molding machines and is a Blow Molding Machine manufacturer in China.
If you need more detailed information about blow molding machines, looking forward to contacting us.

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