Grade Info

General Information:
BrandKennametal
Grade StatusComplementary
ApplicationsTurning / Grooving
Substrate ClassSemi Hard
Coat TypeCVD
Post TreatY

From Kennametal's website:

Composition: A specially toughened MTCVD TICN-Al2O3 coating over a wear-resistant substrate. Application: Specifi cally engineered to maximise coating adhesion and edge strength making this grade ideal in wet interrupted cutting of grey and ductile irons. It can be used in a wide range of applications from fi nishing to roughing to maximise productivity wherever strength and reliability are needed.



Application Range for KCK20

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Equivalent Grades for KCK20

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 KCK20

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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