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

From Sumitomo's website:

General-purpose grade supporting steel, stainless steel, and cast iron machining. Adopts a carbide substrate with excellent fracture resistance and wear resistance, plus a new coating with excellent wear resistance and chipping resistance, realising stable long tool life with various work material grades.



Application Range for ACU2500

* If you don't understand the below table? Read This Explanation to make the most out of it!


Equivalent Grades for ACU2500

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 ACU2500


Cutting Speed recommendations for ACU2500

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

Unit Selector:

SFM m/min
Scroll to Top