Abrasive articles and method of forming same
US9266220B2 · kind B2 · utility
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54References
20Claims
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Key dates
| Filing date | Dec 31, 2012 |
| Grant date | Feb 23, 2016 |
| Priority date | — |
| Expiry date | Oct 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.