Grade Info

General Information:
BrandSumitomo
Grade StatusPrimary
ApplicationsTurning / Parting / Grooving
Substrate ClassSemi Hard
Coat TypePVD
Post TreatY

From Sumitomo's website:

"New PVD coating ""Absotech® Bronze"" and special substrate are applied. High quality cutting edge realized excellent resistance against adhesion and microchipping and better nished surface."



Application Range for AC1030U

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


Equivalent Grades for AC1030U

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 AC1030U

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
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