Abrasive article including shaped abrasive particles
AssigneeSaint-Gobain Ceramics & Plastics, Inc.
InventorsRalph Bauer, Jennifer H. Czerepinski, Lucie Fraichard, Flavien Fremy, Jun Jia, Frederic Josseaux, David F Louapre, Samuel S. Marlin, Doruk O. Yener
Life of this patent
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Abstract
A shaped abrasive particle including a body having a first major surface, a second major surface, and a side surface joined to the first major surface and the second major surface, and the body has at least one partial cut extending from the side surface into the interior of the body.
Claims12
A shaped abrasive particle comprising a body comprising a length defined by a longitudinal axis, a width defined by a lateral axis, a height defined by a vertical axis, a first major surface, a second major surface, and a side surface joined to the first major surface and the second major surface, wherein the body has a tertiary aspect ratio of width:height of at least 2:1, wherein the body comprises at least one partial cut extending from the side surface into the interior of the body, wherein the at least one partial cut includes a midpoint of the body, and wherein the at least one partial cut extends through the entire height of the body and extends only for a fraction of the entire length of the body, wherein the at least one partial cut comprises a rectangular two-dimensional shape as viewed from the top-down and is defined by a first side surface, a second side surface and a third side surface, wherein the body is essentially free of a binder, wherein the shaped abrasive particle comprises at least 90 wt % alpha alumina for a total weight of the particle, and wherein the body defines a polygonal shape wherein a sum of three external corners of the polygonal shape defining three external corner angle values is substantially 180 degrees.
Dependencies are inferred from the claim text.