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The circuit is controlled by PLC,the data setting adopts touch screen,and all hydraulic components are imported. it is suitable for gravity model caseting of brass and zinc alloy. Various casting options are available. Ability to individually adjust the cooling time of models. It is convenient for the decomposition, assembly and cleaning of the mold. It has two functions of manual and automatic circulation,and can preset the counter to record the number of production pieces on duty. There is a mold adjustment space, which is convenient for distributing different molds and reducing the requirments for mold dimensions. The machine can store molds Cast the operation program and set the password.