Grade : IC250

For high loads and medium to high cutting speed.

PropertyValue
ISO Range - P/M/K(P15-P35)(M20-M40)
ISO Range - N/S/H

PropertyValue
Grade or Coating TypePVD
Coating Layers TiCN+TiN


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Cutting Speed for: 11ER 48 UN IC250 - 3409670
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed125 HB295-490 sfm
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed190 HB280-460 sfm
P3Non-alloy steel and cast steel, free cutting steel <0.55% CQuenched and tempered250 HB280-460 sfm
P4Non-alloy steel and cast steel, free cutting steel >=0.55% CAnnealed220 HB260-445 sfm
P5Non-alloy steel and cast steel, free cutting steel >=0.55% CQuenched and tempered.300 HB245-410 sfm
P6Low alloy and cast steel (less than 5% of alloying elements)Annealed200 HB230-395 sfm
P7Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered275 HB215-360 sfm
P8Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered300 HB215-345 sfm
P9Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered350 HB195-330 sfm
P10High alloyed steel, cast steel and tool steelAnnealed200 HB180-295 sfm
P11High alloyed steel, cast steel and tool steelQuenched and tempered325 HB165-280 sfm
P12Stainless steel and cast steelFerritic/martensitic200 HB195-345 sfm
P13Stainless steel and cast steelMartensitic240 HB180-310 sfm
M14Stainless steel and cast steelAustenitic, duplex180 HB65-150 sfm
K15Grey cast iron (GG)Pearlitic/ferritic180 HB150-280 sfm
K16Grey cast iron (GG)Pearlitic/martensitic260 HB115-215 sfm
K17Nodular cast iron (GGG)Ferritic160 HB100-195 sfm
K18Nodular cast iron (GGG)Pearlitic250 HB80-165 sfm
K19Malleable cast ironFerritic130 HB80-150 sfm
K20Malleable cast ironPearlitic230 HB115-215 sfm
N21Aluminum-wrought alloysNot hardenable60 HB375-1150 sfm
N22Aluminum-wrought alloysHardenable100 HB310-950 sfm
N23Aluminum-cast alloys <=12% SiNot hardenable75 HB375-1150 sfm
N24Aluminum-cast alloys <=12% SiHardenable90 HB330-1015 sfm
N25Aluminum-cast alloys >12% SiHigh temperature130 HB195-625 sfm
N26Copper alloys >1% PbFree cutting110 HB230-705 sfm
N27Copper alloysBrass90 HB230-705 sfm
N28Copper alloysElectrolytic copper100 HB180-540 sfm
S31High temp. alloys Fe basedAnnealed200 HB115-165 sfm
S32High temp. alloys Fe basedHardened280 HB80-130 sfm
S33High temp. alloys Ni or Co basedAnnealed250 HB80-130 sfm
S34High temp. alloys. Ni or Co basedHardened350 HB65-100 sfm
S35High temp. alloys. Ni or Co basedCast320 HB50-80 sfm
S36Titanium (pure)Pure190 HB80-130 sfm
S37Titanium alloysAlpha+beta alloys, hardened310 HB65-100 sfm
H38Hardened steelHardened55 HRC115-195 sfm
H39Hardened steelHardened60 HRC100-165 sfm
H40Chilled cast ironCast400 HB180-295 sfm
H41Cast ironHardened55 HRC115-195 sfm

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