Tag: Dimensional instability

  • Dimensional instability in plastic injection molding process

    Dimensional instability in plastic injection molding process

    Dimensional instability means the dimensional changes of a molded part exceed the tolerance limit, for which the reasons might lie in the injection molding machine, the mold or the injection molding process. (1)Injection Molding Machine ①The application of different types of injection molding machine leads to the differences in injection molding conditions; ②Melt temperature fluctuation…