Bonded abrasive article and method of grinding
US9833877B2 · kind B2 · utility
3Cited by
63References
14Claims
0Family size
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Key dates
| Filing date | Mar 31, 2014 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Apr 5, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24D3/10
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An abrasive article configured to grind a workpiece having a fracture toughness of at least about 5.5 MPa·m0.5 may include a body comprising abrasive particles contained within a bond material comprising a metal, wherein the body comprises a ratio of VAG/VBM of at least about 1.3, wherein VAG is a volume percent of abrasive particles within a total volume of the body and VBM is a volume percent of bond material within the total volume of the body, and wherein the abrasive particles have an average particle size of at least about 1 micron and not greater than about 20 microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.