FIELD: metallurgy.
SUBSTANCE: invention relates to metallurgy and is intended for control method of electromagnetic mixer installed around submersible teeming nozzle (PRS) of teeming device equipped with stop rod for control of metal output in this teeming device. At that, PRS is made with possibility of molten metal discharge from pouring device, and electromagnetic mixer is made with possibility of creation of rotating magnetic field in PRS. Proposed method comprises control stage S1 whereat electromagnet mixer is controlled only if gas flow in locking rod is in first range of 1.5 nl/min - 20 nl/min.
EFFECT: technical result is improved metal quality.
15 cl, 3 dwg
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Authors
Dates
2020-05-22—Published
2018-01-23—Filed