Grade : IC8350

A very tough substrate with cobalt enriched layer and MTCVD coating and a special SUMOTEC surface treatment. Suitable for machining steels and alloy steels at low to medium cutting speeds and medium to high feeds. Features very high toughness with excellent results in heavy machining, unstable conditions, and interrupted cuts.

PropertyValue
ISO Range - P/M/K(P20-P45)(M15-M30)
ISO Range - N/S/H

PropertyValue
Grade or Coating TypeCVD
Coating Layers TiCN+Al2O3+TiN


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Cutting Speed for: VNMG 12T304-NF IC8350 - 5508542
ISOMaterialMaterial DesignationMaterial ConditionHardnessCutting Speed Recommendations (Vc)
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed125 HB230-350 m/min
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed190 HB200-320 m/min
P3Non-alloy steel and cast steel, free cutting steel <0.55% CQuenched and tempered250 HB170-300 m/min
P4Non-alloy steel and cast steel, free cutting steel >=0.55% CAnnealed220 HB190-290 m/min
P5Non-alloy steel and cast steel, free cutting steel >=0.55% CQuenched and tempered.300 HB160-280 m/min
P6Low alloy and cast steel (less than 5% of alloying elements)Annealed200 HB170-260 m/min
P7Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered275 HB160-280 m/min
P8Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered300 HB140-230 m/min
P9Low alloy and cast steel (less than 5% of alloying elements)Quenched and tempered350 HB120-220 m/min
P10High alloyed steel, cast steel and tool steelAnnealed200 HB170-280 m/min
P11High alloyed steel, cast steel and tool steelQuenched and tempered325 HB120-220 m/min
P12Stainless steel and cast steelFerritic/martensitic200 HB180-250 m/min
P13Stainless steel and cast steelMartensitic240 HB120-220 m/min

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