POSCO Holdings Inc.
ANNEALING SEPARATOR COMPOSITION FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET, GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

Abstract:

An oriented electrical steel sheet according to an embodiment of the present invention includes: a base texture; an Al permeation layer positioned on the base texture; and a film positioned on the Al permeation layer, wherein the Al permeation layer includes Al at 0.5 to 5 wt %, and the film includes an Al--Mg composite.