Cutting blade with multiple cutting edge combinations

Cutting blade with multiple cutting edge combinations

  • CN 104,439,317 A
  • Filed: 09/18/2014
  • Published: 03/25/2015
  • Est. Priority Date: 09/18/2014
  • Status: Active Application
First Claim
Patent Images

1. there is a cutting tip for multiple cutting edge combination, comprise multiple cutting edge be made up of rake face and rear knife face;

  • Described multiple cutting edge carries out corresponding Passivation Treatment respectively, and has the passivation value determined;

    It is characterized in that;

    in described multiple cutting edge having at least the passivation value of two cutting edges not identical;

    And the difference range between maximum passivation value and minimum passivation value is between 10 μ

    m to 100 μ


    The cutting edge that described passivation value is not identical forms the different cutting edges of described cutting tip.

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