MAGNETIC RECORDING MEDIUM

摘要

Disclosed are a magnetic recording medium comprising alumite made by anodic oxidation aluminum or aluminum alloy having fine pores in which a ferromagnetic material is filled, wherein an in-plane remanence is 2.5 times or more greater than a perpendicular remanence and a magnetic recording medium of the above wherein the magnetic material is at least one material selected from the group of Fe or Co simple substance, alloy mainly composed of Fe or Co, Co or Fe simple substance containing the P element, and alloy mainly composed of Co or Fe and containing the P element.