you know, some material are difficult to mold, when we have to choose one of them to mold our product, do you know what to do? Yes! at this time, maybe Tab gate can help you, it is only applied to materials that are difficult to mold. Tab slots locate at the edge of the plastic part, the material flows from the runner through the gate, and then the tab slot, before reaching the cavity. The problems of deformation, warpage and shrinking cavities because of the gates all occur in the Tab slots. By cutting off the tab slot, the quality of the plastic parts can be assured.
Tab slot should be located at the thicker wall of the plastic part, the problem with a tab gate design is difficult of removing slug.