Grade : IC428

A hard substrate with multilayer CVD coating. Recommended for machining gray and nodular cast iron at moderate to high cutting speeds.

PropertyValue
ISO Range - P/M/K(P05-P15)(K05-K20)
ISO Range - N/S/H (H15-H25)

PropertyValue
Grade or Coating TypeCVD
Coating Layers TiC+Al2O3


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Cutting Speed for: VNMG 12T304-NF IC428 - 5591124
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed125 HB300-450 m/min
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed190 HB260-400 m/min
P3Non-alloy steel and cast steel, free cutting steel <0.55% CQuenched and tempered250 HB220-360 m/min
P4Non-alloy steel and cast steel, free cutting steel >=0.55% CAnnealed220 HB240-380 m/min
P5Non-alloy steel and cast steel, free cutting steel >=0.55% CQuenched and tempered.300 HB200-340 m/min
P6Low alloy and cast steel (less than 5% of alloying elements)Annealed200 HB220-360 m/min
P7Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered275 HB220-340 m/min
P8Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered300 HB210-320 m/min
P9Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered350 HB200-300 m/min
P10High alloyed steel, cast steel and tool steelAnnealed200 HB220-340 m/min
P11High alloyed steel, cast steel and tool steelQuenched and tempered325 HB200-300 m/min
K15Grey cast iron (GG)Pearlitic/ferritic180 HB160-300 m/min
K16Grey cast iron (GG)Pearlitic/martensitic260 HB140-280 m/min
K17Nodular cast iron (GGG)Ferritic160 HB350-700 m/min
K18Nodular cast iron (GGG)Pearlitic250 HB300-600 m/min
K19Malleable cast ironFerritic130 HB200-350 m/min
K20Malleable cast ironPearlitic230 HB180-280 m/min

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