Saint-gobain Abrasives, Inc.

Saint-gobain Abrasifs

John M Gulcius

Ramanujam Vedantham

Cecile O Mejean

Linda S Bateman

Taewook Hwang

Maureen A Brosnan

John S Hagan

Alexandre Temperelli

Srinivasan Ramanath

Rachana Upadhyay

An abrasive article can include a body including a bond material, abrasive particles, and a plurality of pores, wherein the bond material can comprise a vitreous material. In one embodiment, an average particle size of the abrasive particles can be between 0.1 microns to 5 microns, and a porosity of the body may be between 40 vol % to 70 vol %, wherein the porosity may define an average pore size (D50) of at least 0.1 microns and not greater than 5 microns.

Bonded abrasive article and method of making the same

A bonded abrasive article suitable for processing hard materials such as sapphire. In an embodiment, an abrasive article includes a bonded abrasive body including a bond material comprising a metal, abrasive particles contained within the bond material having an average particle size of not greater than about 20 &#x3bc;m, and a pore size standard deviation of not greater than about 16 &#x3bc;m. An abrasive article can also include a bonded abrasive body having a bond material comprising metal, abrasive particles contained within the bond material having an average particle size of not greater than about 20 &#x3bc;m, and an average pore size of not greater than about 110 &#x3bc;m.

Abrasive article and method of forming

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Shrewsbury, MA, United States of America

John M Gulcius