Bonded abrasive article and method of making

Details Bonded abrasive article and method of making Bonded abrasive article and method of making

B - Operations, Transporting

24

D

B24D 3/18 (2006.01) B24D 18/00 (2006.01)

Patent

CA 2680713

A bonded abrasive article is provided that includes abrasive grains within a bond matrix, the abrasive grains including cubic boron nitride (cBN) and the bond matrix including a polycrystalline ceramic phase. The bonded abrasive may have a Modulus of Rupture (MOR) of not less than about 40 MPa. Certain embodiments may have porosity, such as greater than about 5.0 vol%.

L'invention concerne un article abrasif lié comprenant des grains abrasifs au sein d'une matrice de liaison, les grains abrasifs comprenant du nitrure de bore cubique (BNc) et la matrice de liaison comprend une phase céramique polycristalline. L'abrasif lié peut avoir un module de rupture (MOR) non inférieur à 40 MPa. Certains modes de réalisation peuvent avoir une certaine porosité, telle que supérieure à environ 5,0 % en volume.

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