Grade Info

General Information:
BrandSumitomo
Grade StatusPrimary
ApplicationsMilling
Substrate ClassSemi Hard
Coat TypePVD
Post TreatY

From Sumitomo's website:

Our 1st recommended grade for milling cast iron. Adopts a high thermal conductivity carbide substrate and a new coating with excellent wear resistance and chipping resistance, realizing stable long tool life over a wide range of cast iron machining operations.



Application Range for ACK3000

Watch the Video:
"How to use the Carbide Grades Information"
and get the most out of this page!


Equivalent Grades for ACK3000

The most compatible grade from each brand!

A higher score (Up to 100%) means the grades are more compatible. A lower score or a particular grade not listed does not mean it is not a good grade. It means that its physical and mechanical properties are less close to echo


Cutting Speed recommendations for ACK3000

How to use our Cutting Speeds Recommendations


  • Pay attention that your desired unit (SFM or m/min) is selected!
  • Speeds are given for stable conditions of Machine, Tool, and workpiece.
  • An empty cell means the grade is not available for the combination of material and application.
  • For more specific Cutting Speeds Recommendations use our advanced
    SPEEDS AND FEEDS CALCULATOR


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