Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 11, 2010
Patent Application Number
11440425
Date Filed
May 25, 2006
Patent Primary Examiner
Patent abstract
The present invention relates to a cemented carbide tool for the deep drawing operations, especially as the ironing dies, of the manufacturing of aluminum or steel beverage cans. The cemented carbide comprises WC with an ultra fine grain size, a binder phase of Co, and grain growth inhibitors (V and/or Cr), wherein the Co content is from about 5 to about 10 wt-%, and with a specific relation between HV30 and cobalt content.
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