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How to solve the welding line problem of conductive PC injection molding parts?

Products of conductive PC plastic particles used in injection molding process include: electronic turnover box, electronic tray, safety helmet, etc. There may be weld marks in the injection molding process of conductive PC plastic particles. Weld marks refer to the linear marks produced when the plastics melted at high temperature meet in the mold cavity in the form of multiple strands due to holes, inconsistent flow rate and interrupted mold filling flow. Weld marks will affect the mechanical strength of injection-molded parts, and the most fundamental problem causing weld marks lies in the mold, so we can avoid the weld marks from the following four points.

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