Grade Info

General Information:
Grade StatusPrimary
Substrate ClassSemi Hard
Coat TypePVD
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 on various work materials

Application Range for ACU2500

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

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 echo

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

Unit Selector:

SFM m/min
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