Twin-roll casting machine
AssigneeIHI Corporation
InventorsHiroyuki Otsuka, Katsumi Nakayama
Life of this patent
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Abstract
Provided is a twin-roll casting machine capable of suppressing irregularities in crosswise thickness distribution of a strip. The twin-roll casting machine comprises chilled rolls 1a and 1b, side weirs 2a and 2b and nozzle pieces 11a and 11b. A plurality of openings 13 for supply of molten metal 5 to between the rolls 1a and 1b are formed alternately on portions of each of the nozzle pieces 11a and 11b adjacent to the one and the other rolls 1a and 1b, respectively, and are spaced apart from each other axially of the roll 1a, 1b.
Claims8
A twin-roll casting machine characterized by comprising a pair of chilled rolls, a pair of side weirs and a nozzle piece arranged in a space defined by said rolls and said side weirs, said nozzle piece being formed with a plurality of molten-metal delivery openings spaced apart from each other axially of the rolls at portions of the nozzle piece adjacent to one and the other of the rolls, respectively, said openings adjacent to the one roll being in antiphase to those adjacent to the other roll.
A twin-roll casting machine characterized by comprising a pair of chilled rolls, a pair of side weirs and first and second nozzle pieces arranged in tandem axially of the rolls and in a space defined by said rolls and said side weirs, each of said first and second nozzle pieces being formed with a plurality of molten-metal delivery openings spaced apart from each other axially of the rolls at portions of the nozzle piece adjacent to one and the other of the rolls, respectively, said openings adjacent to the one roll being in antiphase to those adjacent to the other roll.
Dependencies are inferred from the claim text.