Dimensional instability refers to the change in the size of plastic parts between each batch of router injection molding products or between each cavity product produced by each mold under the same injection molding machine and molding process conditions. Fluctuations in product size are usually caused by abnormal equipment control, unreasonable injection molding conditions, product […]
Tag Archives: plastic injection mold cracking
Silver streaks refer to splash marks formed on the surface of plastic parts, usually caused by the volatilization of air and moisture in the plastic, or the decomposition and burning of foreign plastics after mixing. These marks usually radiate outward from the gate in a fan-shaped manner. Many plastics absorb moisture during storage. If they […]
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