Saint-gobain Abrasives, Inc.

Saint-gobain Abrasifs

Saint-gobain Ceramics & Plastics, Inc.

Norton Company

Stephen E Fox

Nilanjan Sarangi

Sandhya Jayaraman Rukmani

Doruk Omer Yener

Ralph Bauer

Jennifer H Czerepinski

Sujatha Iyengar

Michael D Kavanaugh

David F Louapre

Frank J Csillag

Sidath S Wijesooriya

James A Salvatore

Rene G Demers

Dean S Matsumoto

Adam D Lior

Amandine Martin

Richard J Klok

Jun Jia

Alexandra Marazano

Yang Zhong

James P Stewart

Gary A Guertin

Ronald Christopher Motta

Todd M Cotter

Francois Wagner

Mark P Dombrowski

Renaud Fix

Frederic Josseaux

Russell L Krause

John R Besse

John Campaniello

Stephen Woods

Jim M Gaffney

Muthu Jeevanantham

Gilles Querel

Kelley McNeal

Guangyong Lin

Srikanth Rapaka

Mianxue Wu

Lee A Carman

Normand D Corbin

Daming Zhang

George A Rossetti, Jr

Thomas Ellingson

James M Gaffney

Marc J Tricard

Jim Gaffney

An abrasive article including a bonded abrasive body having a bond material including an inorganic material, abrasive particles contained within the bond material of the bonded abrasive body, porosity within a range of at least 55 vol % to not greater than 90 vol % for a total volume of the bonded abrasive body, and a Solid Phase Variation of not greater than 45%.

Abrasive articles and methods for forming same

Various shaped abrasive particles are disclosed. Each shaped abrasive particle includes a body having at least one major surface and a side surface extending from the major surface.

Abrasive article including shaped abrasive particles comprising a particular toothed body

An abrasive article includes a body having a bond material extending throughout the body and abrasive particles contained in the bond material. The bond material can include aluminum oxide (AlO) and lithium oxide (LiO). In an embodiment, the bond material can include a ratio (AlO/LiO) of a content of aluminum oxide (AlO) relative to a content of lithium oxide (LiO), based on weight percent, of greater than 11.5 and at most 20. In another embodiment, the abrasive article can have a versatility factor of greater than 1.90.

Bonded abrasive articles

Various shaped abrasive particles are disclosed. Each shaped abrasive particle includes a body having at least one major surface and a side surface extending from the major surface. The side surface can includes a toothed portion. The toothed portion can comprise a plurality of teeth. Each one of the teeth can have the same height.

Abrasive article including shaped abrasive particles having a tooth portion on a surface

Method of making shaped abrasive particles and articles comprising forming a flange from overfilling

An abrasive article including a body having a bond material extending throughout the body and including at least 8 wt % aluminum oxide (AlO) for a total weight of the bond material, and also including unagglomerated abrasive particles including silicon carbide (SiC) contained within the bond material and present in an amount of greater than 30 vol % for a total volume of the body.

Abrasive article including unagglomerated abrasive particle including silicon carbide and an inorganic bond material

Abrasive article including shaped abrasive particles

An abrasive article including a body including a bond material having an inorganic material including a ceramic, abrasive agglomerates including silicon carbide contained within the bond material, and a permeability of at least 60.

Abrasive article including agglomerates having silicon carbide and an inorganic bond material

An abrasive article includes a bonded abrasive body having abrasive particles comprising microcrystalline alumina (MCA) contained within a bond material. In an embodiment, the bonded abrasive body has a strength ratio (MOR/MOE) of at least about 0.80. Additionally, the bonded abrasive body may have a MOR of at least 40 MPa for a MOE or at least about 40 GPa and the bonded abrasive body may be capable of grinding a workpiece that includes metal at a speed of at least about 60 m/s at a material removal rate of at least about 0.4 in/min/in (258 mm/min/mm).

Abrasive article for high-speed grinding operations

An abrasive article can include a bonded abrasive body having abrasive particles comprising microcrystalline alumina (MCA) contained within a bond material. In an embodiment, the bonded abrasive body has a porosity of at least about 42 vol % of the total volume of the bonded abrasive body. Additionally, in an embodiment, the bonded abrasive body is capable of grinding a workpiece comprising metal at a speed of at least about 60 m/s at a material removal rate of at least about 0.4 in/min/in (258 mm/min/mm).

An abrasive article including a bonded abrasive body having a bond material present in an amount of not greater than about 15 vol % for the total volume of the body, abrasive particulate material contained in the bond material, the abrasive particulate material including abrasive agglomerates and unagglomerated abrasive particles, wherein the body comprises an abrasive particulate ratio (APp:APagg) within a range between 3:1 and about 1:3, wherein APp represents the amount (vol %) of unagglomerated abrasive particles present in the body and APagg represents the amount (vol %) of abrasive agglomerates present in the body, and a porosity of at least about 42 vol % of the total volume of the bonded abrasive body.

Abrasive article for ultra high material removal rate grinding operations

An abrasive article includes an abrasive body having abrasive grains within a bond material, the abrasive body further including a spinel material disposed at an interface between the abrasive grains and the bond matrix.

Bonded abrasive article and method of forming

An abrasive article is provided for precision grinding purposes, and the article comprises 3 to 25 volume % vitreous bond, 3 to 56 volume % MCA abrasive grain, and 28 to 63 volume % open porosity. Substantially all porosity in the abrasive article is impregnated with a lubricant component consisting of an oil and wax mixture having an oil:wax weight ratio of about 3:1 to about 1:4.

Bonded abrasive articles filled with oil/wax mixture

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Worcester, MA, United States of America

Stephen E Fox