Patent · US Active

Abrasive articles and method of forming same

US9266220B2 · kind B2 · utility

0Cited by
54References
20Claims
0Family size

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Key dates

Filing dateDec 31, 2012
Grant dateFeb 23, 2016
Priority date
Expiry dateOct 3, 2033

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24D18/0009
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An abrasive article including a bonded abrasive body having a bond material made of a vitrified material, abrasive particles comprising a first type of superabrasive material contained in the bond material, a porosity of at least about 50 vol % of the total volume of the bonded abrasive body, and a ΔCTE of not greater than about 5.5 ppm/° C., wherein ΔCTE is defined as a difference between a CTE of the bond material and a CTE of the abrasive particles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.