Knowledge Hub

Voids in injection molding are a common injection molding defect. what causes voids in injection molding? Voids can vary in size and location, sometimes being visible on the part’s surface or hidden internally, potentially compromising the part’s structural integrity and functionality. In this post, Zhongde custom plastic manufacturing will explore the causes of injection molding

Flow mark injection molding are a common injection molding defect. While flow lines generally do not influence the structural integrity of the part, they can detract from its aesthetic quality. In this post, we’ll delve into the flow mark troubleshooting in injection molding, exploring their causes, and offering practical solutions to prevent them. What are

Have you ever noticed a whitening phenomenon in PVC product whitening? Some of your transparent PVC products, like shower curtains or outdoor furniture, develop an unsightly white haze over time. PVC or polyvinyl chloride, is a versatile plastic used in a wide range of products. However, under certain conditions, these products can lose their clarity

Ejector pin marks are common defects in injection molding processes and significantly impact the quality and appearance of molded parts. Ejector pin marks typically appear on the surface of molded parts at the points where the ejector pins make contact during the ejection process. In this post, we will explore the causes of ejector pin

Brittleness in injection molding is a common defect affecting plastic parts. It is a material property, the tendency of a molded component to break or fail with minimal deformation. Cracks, in turn, are the visible results of this brittleness when the part is subjected to stress during ejection from the mold or handling afterward. This