Patent ID: 7887608

Claim:
A method of making a plurality of abrasive agglomerates comprising: providing a plurality of glass bodies comprising glass fibers, each glass body having a defined shape, said glass bodies having a softening temperature; providing a plurality of abrasive grains; mixing said plurality of glass bodies with said plurality of abrasive grains to form a mixture; the mixture comprising 0 grams of water or a temporary liquid binder, or the mixture comprising about 1 gram to about 5 grams of water or a temporary liquid binder per 100 grams of abrasive grains; heating said mixture to said softening temperature so that said glass bodies soften while substantially retaining said defined shape, wherein said abrasive grains adhere to said softened glass bodies to form a plurality of abrasive agglomerates wherein a majority of each adhered abrasive grain is exposed and not encapsulated within said softened glass bodies; and cooling said abrasive agglomerates so that said glass bodies harden.