Title:
THIN GRAIN ORIENTED ELECTRICAL STEEL SHEET, AND INSULATING FILM-COVERED THIN GRAIN ORIENTED ELECTRICAL STEEL SHEET
Document Type and Number:
Japanese Patent JP2011099155
Kind Code:
A
Abstract:
To provide a thin grain oriented electrical steel sheet whose thickness is controlled to 0.15 to 0.23 mm, which is low in core loss, is high in space factor and has high magnetic flux density, and to provide an insulating film-covered thin grain oriented electrical steel sheet.
In the thin grain oriented electrical steel sheet having a film comprising a magnesium silicate and having a sheet thickness of 0.15 to 0.23 mm, Mg is comprised by 1.5 to 2.5 g/m2 by mass expressed in terms of metal, and the surface of the steel sheet is applied with a covering by a tension insulating film.
Inventors:
TAKAYA SHINSUKE
KUBO YUJI
MURAKAMI KENICHI
HAMA TOMOE
USHIGAMI YOSHIYUKI
FUJII HIROYASU
KUBO YUJI
MURAKAMI KENICHI
HAMA TOMOE
USHIGAMI YOSHIYUKI
FUJII HIROYASU
Application Number:
JP2009256253A
Publication Date:
May 19, 2011
Filing Date:
November 09, 2009
Export Citation:
Assignee:
NIPPON STEEL CORP
International Classes:
C23C22/00; H01F1/16; H01F1/18; C21D8/12; C21D9/46; C22C38/00; C22C38/06; C22C38/60
Domestic Patent References:
| JPH08165525A | 1996-06-25 | |||
| JPH09291313A | 1997-11-11 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Hiroshi Kamematsu
Nakamura Asayuki
Nagasaka Tomoyasu
Takashi Ishida
Tetsuji Koga
Hiroshi Kamematsu
Nakamura Asayuki
Nagasaka Tomoyasu