摘要 |
<P>PROBLEM TO BE SOLVED: To provide an magnetic steel sheet which has, on the surface, an adhesive resin-containing insulating film and enables the insulating films to be sufficiently adhered to each other when the magnetic steel sheets are laminated, heated and pressed. <P>SOLUTION: The deposit of the insulating film on one surface is 1.0 to 3.0 g/m<SP POS="POST">2</SP>and on a surface of the insulating film, insulating projections having ≥5 μm thicknesses and 10 to 30 μm diameters and capable of being adhered by being heated and/or pressed are provided in an amount of 200 to 1,500 pieces per unit area (1 mm<SP POS="POST">2</SP>). <P>COPYRIGHT: (C)2012,JPO&INPIT |