Main process and common problems of blow molding

Blow molding, also known as hollow blow molding, is a method of forming hollow products by blowing the hot melt parison closed in the mold with the help of gas pressure.

There are three main processes of blow molding, namely injection blow molding, extrusion blow molding, and stretch blow molding.

Blow molding has the characteristics of low equipment cost, strong adaptability and good molding state, and can produce products with complex curves.