Ingot mould of steel ingot for forged flange

The utility model relates to an ingot mould of steel ingot for forged flange, including the mould body, the mould body includes mold shell and back taper bench -type mould cavity, mold shell includesupper portion casing, middle part casing and lower part casing, be equipped with riser bush on the mold shell inner wall at mould cavity top, the high 3500mm of mold shell, mould cavity top diameter 700mm, bottom diameter 600mm, riser bush thickness 100mm, external diameter 600mm, high 500mm. The utility model discloses an improve the height of ingot mould, greatly increased the aspect ratio of steel ingot, again through the upper end diameter of control mold cavity, reduced the tapering of steel ingot greatly, the rising head part is unchangeable, does steel water use rate improve 3 5%, steel ingot for the flange is pour to the specially adapted, has increased the height of ingot mould simultaneously, and the thing followed is the intensity problem of ingot mould, under the prerequisiteof the intensity of ingot m