A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
COMPOSITE SINTERED BODY AND TOOL USING SAME
A composite sintered body comprising cubic boron nitride particles having a dislocation density of 1 * 1015/m2 or more and 1 * 1017/m2 or less, and hexagonal boron nitride particles having a median diameter (d50) of 10 nm or more and 500 nm or less, or hexagonal boron nitride particles and wurtzite-type boron nitride particles, the volume-based content (Vc) of the cubic boron nitride particles, the volume-based content (Vh) of the hexagonal boron nitride particles, and the volume-based content (Vw) of the wurtzite-type boron nitride particles satisfy the relationship of formula 1: 0.015 < = (Vh + Vw)/(Vc + Vh + Vw) < = 0.5.
一种复合烧结体，由立方氮化硼粒子、和六方氮化硼粒子、或者和六方氮化硼粒子及纤锌矿型氮化硼粒子构成，该立方氮化硼粒子的位错密度为1×1015/m2以上1×1017/m2以下，该立方氮化硼粒子的圆当量直径的中值粒径d50为10nm以上500nm以下，该立方氮化硼粒子的以体积为基准的含有率Vc、该六方氮化硼粒子的以体积为基准的含有率Vh、以及该纤锌矿型氮化硼粒子的以体积为基准的含有率Vw满足下式1的关系，式1：0.015≤(Vh+Vw)/(Vc+Vh+Vw)≤0.5。
COMPOSITE SINTERED BODY AND TOOL USING SAME
A composite sintered body comprising cubic boron nitride particles having a dislocation density of 1 * 1015/m2 or more and 1 * 1017/m2 or less, and hexagonal boron nitride particles having a median diameter (d50) of 10 nm or more and 500 nm or less, or hexagonal boron nitride particles and wurtzite-type boron nitride particles, the volume-based content (Vc) of the cubic boron nitride particles, the volume-based content (Vh) of the hexagonal boron nitride particles, and the volume-based content (Vw) of the wurtzite-type boron nitride particles satisfy the relationship of formula 1: 0.015 < = (Vh + Vw)/(Vc + Vh + Vw) < = 0.5.
一种复合烧结体，由立方氮化硼粒子、和六方氮化硼粒子、或者和六方氮化硼粒子及纤锌矿型氮化硼粒子构成，该立方氮化硼粒子的位错密度为1×1015/m2以上1×1017/m2以下，该立方氮化硼粒子的圆当量直径的中值粒径d50为10nm以上500nm以下，该立方氮化硼粒子的以体积为基准的含有率Vc、该六方氮化硼粒子的以体积为基准的含有率Vh、以及该纤锌矿型氮化硼粒子的以体积为基准的含有率Vw满足下式1的关系，式1：0.015≤(Vh+Vw)/(Vc+Vh+Vw)≤0.5。
COMPOSITE SINTERED BODY AND TOOL USING SAME
复合烧结体和使用该复合烧结体的工具
ISHIDA YUH (author) / KUKINO SATORU (author) / MATSUKAWA MICHIKO (author)
2022-11-01
Patent
Electronic Resource
Chinese
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