Abrasive articles, methods of manufacture and use thereof

An abrasive article comprising:

• a backing;
• a make coat applied on the backing;
• a plurality of shaped abrasive particles embedded in the make coat;
• wherein a coat weight of the plurality of shaped abrasive particles is greater than 300 particles per square inch;
• and
• wherein the abrasive article, when used to abrade a substrate, exhibits a GT4 Total Cut LP of at least 390 grams, a GT4 Total Cut MP of at least 860 grams, and a GT4 Total Cut HP of at least 1300 grams in accordance with Grinding Test 4.

A method of making an abrasive article, the method comprising:

• depositing a resin make layer on a backing;
• embedding a plurality of abrasive particles in the resin make layer, wherein embedding comprises:
• depositing the plurality of abrasive particles;
• orienting the plurality of abrasive particles such that a majority of the abrasive particles are oriented such that a tip is directed away from a backing;
• and
• wherein the plurality of abrasive particles are deposited at a coat weight of at least 300 particles per square inch;
• and
• curing the resin make layer.