Bonded abrasive article and method of grinding

US10377016B2 · kind B2 · utility

Assignees

• SAINT-GOBAIN ABRASIVES, INC. · US
• SAINT-GOBAIN ABRASIFS · FR

Inventors

• Srinivasan Ramanath · Holden, US
• Kenneth A. Saucier · Leicester, US
• Rachana Upadhyay · Shrewsbury, US
• Lenny C. Sales · Carol Stream, US
• Marc A. Lamoureux · Leicester, US
• Matthew Frederick Jacob · Pittsburgh, US
• Cong Wang · Tangxia, CN

Key dates

• Filing date: Aug 6, 2015
• Grant date: Aug 13, 2019
• Expiry date: Jun 13, 2038

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B24D3/008
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

An abrasive article comprising: a first body comprising a first bond material having abrasive particles contained within the first bond material, wherein the first body comprising the first bond material comprises a ratio of VAG(1)/VBM(1) of at least about 1.3; a second body comprising a second bond material having abrasive particles contained within the second bond material, wherein the second body comprising the second bond material comprises a ratio of VAG(2)/VBM(2) of less than about 1.3, and wherein VAG is a volume percent of abrasive particles within a total volume of the first or second body respectively and VBM is a volume percent of the first or second bond material within the total volume of the first or second body respectively.