• Advantages and process of bottle preforms

    The preform is a necessity for everyone's life. You can see it in shampoos, cosmetics and oil barrels that you often use. There are many advantages in making preforms. First, the advantages of bottle preforms 1. It has good advantages in security. 2....

  • Considerations for Plastic Cap Mold Design

    The planning of bottle cap mold requirements is based on the shape, accuracy, size, technical requirements and production batch of plastic parts. When planning the mold, consider the following aspects: a. Number of cavities and placing method: Bottle...

  • Several Influential Factors Affecting Preform Molding

    1. The polymer is transported, melted, kneaded, and pumped out to form a parison in the extruder. At this stage, the factors affecting the wall thickness distribution are: 1. The molecular weight distribution of the material and the average molecular...