Brush material

Abstract

A brush material includes a brush bristle material that is composed of a bundle of plural metal brush bristles each having a circular or polygonal section; and a covering layer that contains an abrasive and is provided on a surface of the brush bristle material.

1 . A brush material comprising:
 a brush bristle material that is composed of a bundle of plural metal brush bristles each having a circular or polygonal section; and   a covering layer that contains an abrasive and is provided on a surface of the brush bristle material.   
   
   
       2 . The brush material according to  claim 1 , wherein the covering layer contains as the abrasive at least one member selected from the group consisting of alumina, silicon carbide, cerium oxide and diamond. 
   
   
       3 . The brush material according to  claim 1 , wherein each of the metal brush bristles has an abrasive layer formed by electrodepositing an abrasive on a surface of each metal brush bristle. 
   
   
       4 . The brush material according to  claim 2 , wherein the covering layer contains as the abrasive plural members comprising 1% to 10% by weight of diamond and 90% to 99% by weight of other members. 
   
   
       5 . The brush material according to  claim 1 , wherein the covering layer has a resin coated thereon, a resin coat wound thereon in a spiral shape or a pipe member of thin resin film mounted thereon. 
   
   
       6 . The brush material according to  claim 1 , wherein the covering layer contains aromatic or deodorant powder.