COATED SUPER-ABRASIVE GRAIN, ABRASIVE GRAIN, AND WHEEL

COATED SUPER-ABRASIVE GRAIN, ABRASIVE GRAIN, AND WHEEL

A coated super-abrasive grain comprises: a body composed of cubic boron nitride; and a coating film coating at least a portion of a surface of the body, the body having a dislocation density of 9 × 1014/m2 or less, the coating film including one or more types of compounds composed of at least one ty...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OKAMURA, Katsumi, HIRAI, Kei, OHATA, Masahiro, MICHIUCHI, Masato, ISHII, Akito, NAKAMURA, Nobuhide, CHIHARA, Kentaro
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
GRINDING
PERFORMING OPERATIONS
POLISHING
TOOLS FOR GRINDING, BUFFING, OR SHARPENING
TRANSPORTING
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Beschreibung
Zusammenfassung:A coated super-abrasive grain comprises: a body composed of cubic boron nitride; and a coating film coating at least a portion of a surface of the body, the body having a dislocation density of 9 × 1014/m2 or less, the coating film including one or more types of compounds composed of at least one type of element selected from the group consisting of a group 4 element, a group 5 element and a group 6 element of the periodic table, aluminum and silicon, and at least one type of element selected from the group consisting of oxygen, nitrogen, carbon, and boron.