Magnetic recording medium

摘要

A magnetic recording medium is disclosed, comprising a non-magnetic support having thereon a magnetic layer containing a ferromagnetic metal power and a binder resin as a main component and an abrasive as a sub-component, wherein the ferromagnetic metal powder contains iron as a main component and aluminum in an amount of from 1 to 25 atm % based on the Fe atom, the magnetic layer contains abrasive particles having a Moh's hardness of 6 or more in an amount of from 4 to 18 parts by weight per 100 parts by weight of the ferromagnetic metal powder, and the abrasives exposure unit having a size of 0.3 mu m or more observed through an electron microscope on the magnetic layer surface is 3.5 pieces/100 mu m2 or less.