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What is blow molding process for plastic bottles ?

The blow molding process is to place the semi-molten tube blank (parison) obtained by extrusion or injection molding in various shapes of molds, and blow compressed air into the tube blank to make it close to the mold cavity. On the wall, and then cooling and demoulding to obtain the molding method of the hollow product. Its molding process includes the manufacture of plastic parisons and the blow molding of the parisons.

2022 09-22