Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Håkan Engstrōm0
Marianne Collin0
Susanne Norgren0
Date of Patent
November 11, 2008
0Patent Application Number
110111850
Date Filed
December 15, 2004
0Patent Primary Examiner
Patent abstract
A cemented carbide tool comprising hard constituents in a binder phase of Co and/or Ni and at least one surface portion and an interior portion in which surface portion the grain size is smaller than in the interior portion is disclosed. The surface portion with the fine grain size has a lower binder phase content than the interior portion. A method to form the cemented carbide cutting tool is also disclosed.
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