CONTINUOUS CASTING METHOD FOR HIGH-QUALITY CAST PIECE

CONTINUOUS CASTING METHOD FOR HIGH-QUALITY CAST PIECE

PROBLEM TO BE SOLVED: To provide a continuous casting method for a high-quality cast piece which prevents defects and inner cracks brought about by inclusions in the surface layer and internal part of a cast piece and, at the same time, avoids the significant alteration of a continuous casting equip...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: INAOKA KAZUMA, KONISHI JUNPEI
Format: Patent
Sprache:eng
Schlagworte:
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide a continuous casting method for a high-quality cast piece which prevents defects and inner cracks brought about by inclusions in the surface layer and internal part of a cast piece and, at the same time, avoids the significant alteration of a continuous casting equipment and can easily be realized at low cost. SOLUTION: In the continuous casting method for the high-quality cast piece which liquid steel 11 is introduced into a mold 13 through a dipping nozzle 15 and continuously withdrawn downward while it is solidified with the mold 13, a vertical part 19 is provided below a meniscus 20 of the liquid steel 11, and also a stream 22 circling along a peripheral wall near the meniscus 20 of the liquid steel 11 is provided through an electromagnetic stirring device 21 installed at a long side of the mold 13. COPYRIGHT: (C)2004,JPO&NCIPI