Sink marks and sink marks refer to local contraction caused by lack of material after gate sealing or during injection, which leads to depression or tiny dents on the surface of plastic products. This is a common problem in the injection molding process, usually occurring at the place where the wall thickness of the plastic […]
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Warping refers to the distortion of the shape of an injection-molded product compared to the mold cavity. It is a common defect in plastic products and can be influenced by various factors, including the mold structure, the thermophysical properties of the plastic material, and the conditions and parameters of the injection molding process. As the […]
Flash, also known as overflow, burr or burr, usually occurs at the parting position of the mold, such as the parting surface of the dynamic mold and the static mold, the sliding part of the slider, the absolute gap of the insert and the pore of the ejector pin. The generation of flash is largely […]
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