"CONTINUOUS CASTING MOULD WITH CIRCULAR OR POLYGONAL CROSS SECTION"

The present invention relates to a mold (1) for casting molten metal into a strand with a circular or polygonal cross section in a continuous casting machine. It is an object of the invention to provide a mold with which firstly a sufficiently strong casting cone of the mold cavity can be predefined...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHAN GUOXIN, JOHANN POEPPL, FRANZ WIMMER, THOENE HEINRICH
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The present invention relates to a mold (1) for casting molten metal into a strand with a circular or polygonal cross section in a continuous casting machine. It is an object of the invention to provide a mold with which firstly a sufficiently strong casting cone of the mold cavity can be predefined, such that sufficient and homogeneous growth of the strand shell is also ensured along the entire circumference of the casting cross section or of the mold cavity, and secondly unnecessarily high contact pressures and frictional forces of the strand in the mold, in particular jamming of the strand, are reliably prevented. This object is achieved by a mold (1) in which a depression (10) or a recurring sequence consisting of a region with a depression and a region without a depression extends over the longitudinal extent of the region of load relief (8) in the direction of withdrawal, wherein the depression (10) or the recurring sequence has the form of a helix.