"As illustrated in FIG. 2 and FIG. 3, the magnetic head includes: a substrate 1 made of a ceramic material such as aluminum oxide and titanium carbide (Al2O3???TiC); an insulating layer 2 made of an insulating material such as alumina (Al2O3) and disposed on the substrate 1; a first read shield layer 3 made of a magnetic material and disposed on the insulating layer 2; an MR element 5 disposed on t" . . . . .