Title:
HIGH STRENGTH FINE-GRAINED DIAMOND SINTERED COMPACT AND TOOL USING THE SAME
Document Type and Number:
Japanese Patent JPH09316587
Kind Code:
A
Abstract:
To provide a high strength fine-grained diamond sintered compact, having excellent strength, hardness, and wear resistance.
The high strength fine-grained diamond sintered compact consists of sintered diamond grains and the balance binding material. The sintered diamond grains have 0.1-4μm grain size. The binding material contains at least one iron-group metal selected from the group consisting of Fe, Co, and Ni. The oxygen content in the sintered compact is regulated to 0.01-0.08wt.%.
Inventors:
NAKAMURA TSUTOMU
KANEDA YASUYUKI
KANEDA YASUYUKI
Application Number:
JP15881296A
Publication Date:
December 09, 1997
Filing Date:
May 29, 1996
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
B23B27/14; B23B27/20; C04B35/52; C22C26/00; C30B29/04; (IPC1-7): C22C26/00; B23B27/14; B23B27/20; C30B29/04
Attorney, Agent or Firm:
深見 久郎 （外２名）
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