grain oriented electrical steel Thickness:0.23,0.27.0.30,0.35,mm Width:700mm-1270mm id :508mm grain oriented electrical steelThickness:0.23,0.27.0 ... ,B30P1200.35mm: B35G135,B35G145,B35G155,B35P105,B35P115,B35P125,B35P135 B23R080 electrical silicon steel