• The four main stages of the injection molding process

    The four main stages of the injection molding process

    The injection molding process of pet blowing machine parts mainly includes four stages such as filling-holding pressure-cooling-demoulding. These four stages directly determine the molding quality of the product, and these four stages are a complete continuous process.   Filling stage Filling i... read more

    Apr 22,2020 News
  • Several exhaust methods for the integral cavity core

    Several exhaust methods for the integral cavity core

    For Pet Preform Mold with complex geometric shapes, it is best to determine the opening of the exhaust slot after several trial molds. The overall shortcoming of the overall structure in the mold structure design is poor exhaust.   For the integral cavity core, there are several exhaust methods... read more

    Apr 29,2020 News
  • What are the main factors that affect the molding of preforms

    What are the main factors that affect the molding of preforms

    The application range of Pet preform molds is relatively wide, and it has the characteristics of high quality, energy saving, high efficiency and long service life, which are favored by more and more manufacturers. So, what are the factors that affect the formation of Pet preform molds? Let's unders... read more

    May 07,2020 News
  • What are the key factors in choosing preform molds

    What are the key factors in choosing preform molds

    In the production process of Jar Bottle Blowing Machine, we often worry about what kind of hot runner nozzles to choose for preform molds. Therefore, through investigation, we learned that the factors that affect the selection of hot runner nozzles for preform molds are: plastic raw materials, produ... read more

    May 12,2020 News