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Plastic mold structure: It mainly includes a concave mold with variable cavity composed of a concave mold combination substrate, a concave mold assembly and a concave mold combination card board. A punch with a variable core composed of a cavity cut-off assembly and a side-cut composite plate.

1. The use of injection molds The mold creates value in use, but it also gradually loses its own value in use. Therefore, the operator must attach great importance to the use of the mold, and generally pay attention to the following issues. (1) Before use, check whether there are impurities and d...

1. It can ensure that the designed product has a good forming process, and the finalized design will not be modified because the parts are difficult to process.2. The mold maker can make design preparations in advance to prevent ill-consideration in a hurry and affect the construction period.