A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
CUBIC BORON NITRIDE SINTERED BODY, AND COATED CUBIC BORON NITRIDE SINTERED BODY
To provide a cubic boron nitride sintered body capable of extending a tool life with its excellent wear resistance and defect resistance.SOLUTION: The cubic boron nitride sintered body comprises cubic boron nitride and a binder phase, with the content of cubic boron nitride being not less than 81 vol% and not more than 95 vol% relative to the total amount of the sintered body, the content of the binder phase being not less than 5 vol% and not more than 19 vol% relative to the total amount of the sintered body, the content of Al contained in the binder phase being not less than 0.5 mass% and not more than 5 mass% relative to 100 mass% of the total of all elements contained in the sintered body, the content of W contained in the binder phase being not less than 2 mass% and not more than 10 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body, the content of V contained in the binder phase being not less than 2 mass% and not more than 8 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body, and the content of Cr contained in the binder phase being not less than 0 mass% and not more than 5 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body.SELECTED DRAWING: None
【課題】優れた耐摩耗性及び耐欠損性を有することで、工具寿命を延長することができる立方晶窒化硼素焼結体を提供する。【解決手段】立方晶窒化硼素と結合相とを含み、立方晶窒化硼素の含有量は、焼結体の総量に対し８１体積％以上９５体積％以下であり、結合相の含有量は、焼結体の総量に対し５体積％以上１９体積％以下であり、結合相に含まれるＡｌの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し０．５質量％以上５質量％以下であり、結合相に含まれるＷの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し２質量％以上１０質量％以下であり、結合相に含まれるＶの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し２質量％以上８質量％以下であり、結合相に含まれるＣｒの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し０質量％以上５質量％以下である立方晶窒化硼素焼結体。【選択図】なし
CUBIC BORON NITRIDE SINTERED BODY, AND COATED CUBIC BORON NITRIDE SINTERED BODY
To provide a cubic boron nitride sintered body capable of extending a tool life with its excellent wear resistance and defect resistance.SOLUTION: The cubic boron nitride sintered body comprises cubic boron nitride and a binder phase, with the content of cubic boron nitride being not less than 81 vol% and not more than 95 vol% relative to the total amount of the sintered body, the content of the binder phase being not less than 5 vol% and not more than 19 vol% relative to the total amount of the sintered body, the content of Al contained in the binder phase being not less than 0.5 mass% and not more than 5 mass% relative to 100 mass% of the total of all elements contained in the sintered body, the content of W contained in the binder phase being not less than 2 mass% and not more than 10 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body, the content of V contained in the binder phase being not less than 2 mass% and not more than 8 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body, and the content of Cr contained in the binder phase being not less than 0 mass% and not more than 5 mass% relative to 100 mass% of the total amount of all elements contained in the sintered body.SELECTED DRAWING: None
【課題】優れた耐摩耗性及び耐欠損性を有することで、工具寿命を延長することができる立方晶窒化硼素焼結体を提供する。【解決手段】立方晶窒化硼素と結合相とを含み、立方晶窒化硼素の含有量は、焼結体の総量に対し８１体積％以上９５体積％以下であり、結合相の含有量は、焼結体の総量に対し５体積％以上１９体積％以下であり、結合相に含まれるＡｌの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し０．５質量％以上５質量％以下であり、結合相に含まれるＷの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し２質量％以上１０質量％以下であり、結合相に含まれるＶの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し２質量％以上８質量％以下であり、結合相に含まれるＣｒの含有量は、焼結体に含まれる全ての元素の合計１００質量％に対し０質量％以上５質量％以下である立方晶窒化硼素焼結体。【選択図】なし
CUBIC BORON NITRIDE SINTERED BODY, AND COATED CUBIC BORON NITRIDE SINTERED BODY
立方晶窒化硼素焼結体及び被覆立方晶窒化硼素焼結体
KUDO TAKAHIDE (author)
2024-01-17
Patent
Electronic Resource
Japanese
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