STEEL PLATE LAMINATE FOR SHIELDING STRONG MAGNETIC FIELD HAVING EXCELLENT SHIELDING CAPABILITY AND SIMPLIFIED MANUFACTURING PROCESS AT LOW COST

摘要

PURPOSE: A steel plate laminate for shielding a strong magnetic field is provided which has an excellent shielding capability and a simplified manufacturing process at low cost using a lamination method with orientations of electric steel plates taken into consideration. CONSTITUTION: The steel plate laminate comprises: a couple of coating steel plates(3) having good electric conductivity; a plurality of oriented electric steel plates(1a,1b) laminated between the coating steel plates(3) and magnetically oriented according to a roll direction; and a fastening unit for fastening the coating steel plates(3) with the oriented electric steel plates(1a,1b).