Grade : IC908

A tough submicron grain size substrate with a PVD coating, recommended for general use for diverse operations on materials such as steels, alloy steels, austenitic stainless steel and high temperature alloys at a wide range of cutting speeds. Features high wear resistance and chipping durability.

PropertyValue
ISO Range - P/M/K(P15-P30)(M20-M30)(K20-K30)
ISO Range - N/S/H (H20-H30)(S10-S25)

PropertyValue
Grade or Coating TypePVD
Coating Layers TiAlN


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Cutting Speed for: GIP 4.00E-0.40 IC908 - 6402787
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed125 HB380-575 sfm
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed190 HB275-445 sfm
P3Non-alloy steel and cast steel, free cutting steel <0.55% CQuenched and tempered250 HB280-410 sfm
P4Non-alloy steel and cast steel, free cutting steel >=0.55% CAnnealed220 HB255-460 sfm
P5Non-alloy steel and cast steel, free cutting steel >=0.55% CQuenched and tempered.300 HB215-385 sfm
P6Low alloy and cast steel (less than 5% of alloying elements)Annealed200 HB250-420 sfm
P7Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered275 HB250-420 sfm
P8Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered300 HB215-360 sfm
P9Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered350 HB225-360 sfm
P10High alloyed steel, cast steel and tool steelAnnealed200 HB250-380 sfm
P11High alloyed steel, cast steel and tool steelQuenched and tempered325 HB190-320 sfm
P12Stainless steel and cast steelFerritic/martensitic200 HB215-505 sfm
P13Stainless steel and cast steelMartensitic240 HB205-485 sfm
M14Stainless steel and cast steelAustenitic, duplex180 HB170-455 sfm
K15Grey cast iron (GG)Pearlitic/ferritic180 HB345-605 sfm
K16Grey cast iron (GG)Pearlitic/martensitic260 HB330-475 sfm
K17Nodular cast iron (GGG)Ferritic160 HB360-655 sfm
K18Nodular cast iron (GGG)Pearlitic250 HB295-445 sfm
K19Malleable cast ironFerritic130 HB425-705 sfm
K20Malleable cast ironPearlitic230 HB360-560 sfm
S31High temp. alloys Fe basedAnnealed200 HB85-150 sfm
S32High temp. alloys Fe basedHardened280 HB60-110 sfm
S33High temp. alloys Ni or Co basedAnnealed250 HB60-80 sfm
S34High temp. alloys. Ni or Co basedHardened350 HB55-75 sfm
S35High temp. alloys. Ni or Co basedCast320 HB55-70 sfm
S36Titanium (pure)Pure190 HB295-420 sfm
S37Titanium alloysAlpha+beta alloys, hardened310 HB90-185 sfm
H38Hardened steelHardened55 HRC80-115 sfm
H39Hardened steelHardened60 HRC75-105 sfm
H40Chilled cast ironCast400 HB90-140 sfm
H41Cast ironHardened55 HRC90-125 sfm

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