C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
117/234
C04B 41/87 (2006.01) B23P 15/28 (2006.01) C04B 41/50 (2006.01) C04B 41/85 (2006.01) C09K 3/14 (2006.01)
Patent
CA 2034483
The present invention is directed to a diamond-coated body having a diamond coat film formed on the surface of a ceramic substrate containing acicular grains having a thickness of 0.2 µm to 1 µm and an aspect ratio of 2 or higher at the two-dimensional density of 30% or higher, and the diamond coat film has good adhesion to the ceramic substrate. Thus the diamond-coated body is superior in durability and can be appropriately utilized as cutting tools and so on.
Iio Satoshi
Ito Toshimichi
Tsubokawa Masaya
Watanabe Masakazu
Marks & Clerk
Ngk Spark Plug Company Limited
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