Magnetic head core
AssigneeSharp Kabushiki Kaisha
InventorsKumio Nago, Masaru Kadono, Tatsushi Yamamoto, Tetsurou Muramatsu, Mitsuhiko Yoshikawa
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Abstract
Disclosed is a magnetic head core material having very high corrosion resistance even under severe conditions and a method for preparing the same. The material consists of 3 to 6 wt % of aluminum, 7 to 12 wt % of silicon, not more than 3 wt % of chromium and the substantial balance being iron.
Claims2
A magnetic head core material having high corrosion resistance and high wear resistance consisting of 3 to 6 wt % of aluminum, 7 to 12 wt % of silicon, about 0.5 to not more than 3 wt % of chromium and the substantial balance being iron, said magnetic head core having a compositional distribution in the thickness direction of 1 to 10 wt % of aluminum and 6 to 12 wt % of silicon.
Dependencies are inferred from the claim text.