The present invention relates to a tension coating composite for a grain-oriented electrical steel sheet, a method of forming a tension coating of the grain-oriented electrical steel sheet using the same, and a grain-oriented electrical steel sheet manufactured by the method. The tension coating composite contains colloidal silica, metal phosphate, organic modified colloidal silica, and an oxidation promoter, in which the organic modified colloidal silica is obtained by substituting a part of oxygen of the colloidal silica with an organic matter.;COPYRIGHT KIPO 2014
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