The temperature control system of injection mold is the key factor that affects the molding quality and molding cycle of plastic parts. Improper arrangement of the mold cooling system can lead to improper cooling of the plastic parts, resulting in deformation, warping, thermal stress and other defects. The design of the cooling system of the mold is related to the choice of cooling medium and cooling method. Water has a large thermal capacity and low price, and is a commonly used cooling medium. Cooling time accounts for 80% of the entire molding cycle, it is necessary to properly arrange the cooling water mains, improve the cooling efficiency and shorten the cooling time
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