DEVICE FOR PREVENTING OXIDATION OF BOTTOM POURING MOLD

摘要

PURPOSE: A device for preventing the oxidation of molten steel of a lower injection mold is provided to be used for molds having various heights by adjusting the height of a gas supply pipe. CONSTITUTION: A device for preventing the oxidation of molten steel of a lower injection mold comprises supporters(110), a gas supply pipe(120), multiple injection holes(122), and connection pipes(130). The supporters are coupled to the edge of a lower injection mold. The gas supply pipe is connected to the supporters and is arranged in a shape for surrounding the inlet of the mold. The injection holes are formed in the gas supply pipe. The connection pipes connect the gas supply pipe to a storage tank.