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US 8,821,606 B2Granted
Metal bonded grinding stone, and method of manufacturing the same
AssigneeHonda Motor Co., Ltd.
InventorsMasato Ujihashi, Toshiya Hirata, Kazuhiko Kitanaka, Naohide Unno, Hiroshi Sugiyama, Noriyuki Namba
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Abstract
A metal bonded grinding stone is manufactured by heating and pressurizing a material including abrasive grains, a cobalt, a tungsten disulfide and a copper tin alloy to obtain a sintered product, and rapid-cooling the sintered product.
Claims3
A metal bonded grinding stone, comprising:
- abrasive grains;
- a cobalt;
- a tungsten disulfide;
- and
- a metallic binder,
- wherein a content ratio of the tungsten disulfide is 0.25 to 0.5% by volume as a whole.
3 more elements
Dependencies are inferred from the claim text.