Method and system for improving the surface fracture toughness of brittle materials, and a cutting tool produced by such method

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United States of America Patent

PATENT NO 12109616
APP PUB NO 20200102634A1
SERIAL NO

16617335

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Abstract

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Methods of improving the wear resistance of a cemented carbide are provided. The methods include using fracture toughness as a selection criterion and selecting a cemented carbide which has a fracture toughness between about 6 and about 15 MPa·m1/2. Cutting tools and/or cutting tool inserts prepared using methods of the disclosure are also disclosed.

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CSIR0002 PRETORIA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cornish, Lesley A Johannesburg, ZA 1 1
Genga, Rodney M Johannesburg, ZA 1 1
Glaser, Daniel Johannesburg, ZA 8 91
Polese, Claudia Johannesburg, ZA 2 6

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