Grade : IC20

Used for semi finishing, finishing and semi roughing of aluminum, cast iron and stainless steel. An uncoated carbide grade.

PropertyValue
ISO Range - P/M/K(M10-M25)(K10-K20)
ISO Range - N/S/H (H05-H15)(S05-S20)(N05-N25)

PropertyValue
Grade or Coating TypeUncoated
Coating Layers Uncoated


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Cutting Speed for: CCGT 09T308-AS IC20 - 5540018
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
N21Aluminum-wrought alloysNot hardenable60 HB1000-2500 m/min
N22Aluminum-wrought alloysHardenable100 HB300-1000 m/min
N23Aluminum-cast alloys <=12% SiNot hardenable75 HB300-1000 m/min
N24Aluminum-cast alloys <=12% SiHardenable90 HB200-600 m/min
N26Copper alloys >1% PbFree cutting110 HB250-600 m/min
N27Copper alloysBrass90 HB180-400 m/min
N28Copper alloysElectrolytic copper100 HB150-300 m/min

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