| abstract |
Various embodiments disclosed herein relate to an abrasive article (10). The abrasive article (10) includes a backing (12) defining a major surface. The abrasive article (10) includes an abrasive layer including a plurality of tetrahedral abrasive particles (16) attached to a backing (12). The tetrahedral abrasive particle (16) includes four faces joined by six edges terminating at four vertices (40, 42, 44, 46). Each of the four faces contacts three of the four faces, and the majority of the tetrahedral abrasive grains (16) have vertices (40, 42, 44, 46) oriented in substantially the same direction at least one vertex of . |