Patent ID: 9597767
Date: 2017-03-21
CPC Classifications: B22F,B24B,C22C

Claim:
1. A polishing media comprising a sintered body in which a metal structure and a ceramic structure are intermingled with each other, wherein the metal structure consists of a metal selected from the group consisting of Sc, V, Ca, Ge, Y, Zr, Nb, Mo, Tc, Ru, Rh, Cd, In, Sb, Hf, Ta, Re, Os, Ir, Bi, and Po, and wherein in a cross section of the polishing media, an area occupied by the ceramic structure is 0.1 or more and less than 1 when an area occupied by the metal structure is taken as 1, and an average particle diameter of the ceramic structure is 0.05 or more and less than 0.5 when the average particle diameter of the metal structure is taken as 1.