• What are the problems with the protection and maintenance of the mold

    What are the problems with the protection and maintenance of the mold

    1. The cutting edge must be sharpened after long-term use of the mold. After grinding, the cutting edge surface must be demagnetized, and must not be magnetic, otherwise, it is easy to cause material blockage. The mold application company needs to record in detail, calculate its use, maintenance (sm... read more

    Jan 24,2022 News
  • What are the common plastic materials

    What are the common plastic materials

    Plastic raw materials can also be divided into general plastics, engineering plastics, and special plastics according to the scope of application; Common plastics are PP, PVC, PET, PS, etc.; Common engineering plastics are ABS, PC, PMMA, POM, PA6, PA66, PET, PBT, SAN, etc.; Common special plastics a... read more

    Jan 19,2022 News
  • What is the problem of heat treatment of plastic molds

    What is the problem of heat treatment of plastic molds

    1) There is serious segregation of network carbide in the mold material. 2) There is machining or cold plastic stress in the mold. 3) Improper heat treatment operation of molds (too fast heating or cooling, improper selection of quenching cooling medium, too low cooling temperature, too long cooling... read more

    Jan 13,2022 News
  • Seven points that must be considered after injection molding

    Seven points that must be considered after injection molding

    1. Shrinkage rate The form and calculation of thermoplastic molding shrinkage are as described above, and the factors that affect thermoplastic molding shrinkage are as follows: 1 Plastics: In the molding process of thermoplastics, due to the volume change caused by crystallization, strong internal ... read more

    Jan 06,2022 News
  • What are the reasons for the aging and brittleness of plastic products

    What are the reasons for the aging and brittleness of plastic products

    It is not difficult to find that the most commonly used plastic products in our lives, such as plastic basins, plastic cups, and plastic buckets, will age and become brittle over a long period of time. So what is the reason for this? In fact, this is related to molds, equipment, raw materials, and p... read more

    Dec 24,2021 News