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一九七五年以来,沈阳铸造厂二车间为了配合铸造生产线的需要,采用了冲天炉熔化铁水有芯工频感应电炉(以下简称电炉)过热、保温铁水的双联熔炼新工艺,其工艺流程如图1所示。
Since 1975, in order to meet the needs of the foundry production line, Shenyang Foundry Workshop II adopted a new double-smelting process of overheated and insulated hot metal in a cupola power-frequency induction furnace (hereinafter referred to as an electric furnace) As shown in Figure 1.