Grade : TT7800
CVD coated grade with high toughness for rough milling of carbon steels, alloy steels in high speed, medium speed milling of stainless steel and rough milling of cast irons

PropertyValue
ISO Range - P/M/K(P30-P45)
ISO Range - H/S/N
HRA89
Coating TypeCVD
Coating LayerTiCN-Al2O3-TiN



Cutting Speed for: XNMU 0906 ANTR-M TT7800 - 5614593
ISOMaterialMaterial DescriptionMaterial ConditionCutting Speed Recommendations
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed :125160-270 m/min
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed :190140-210 m/min
P3Non-alloy steel and cast steel, free cutting steel <0.55%C.Quench and tempered. :25090-160 m/min
P4Non-alloy steel and cast steel, free cutting steel >=0.55%C.Annealed :220100-170 m/min
P5Non-alloy steel and cast steel, free cutting steel >=0.55%C.Quenched & tempered. :30080-160 m/min
P6Low alloy & cast steel (less than 5% of alloying elements).Annealed :200140-220 m/min
P7Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :27590-190 m/min
P8Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :30070-180 m/min
P9Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :35060-160 m/min
P10High alloyed steel, cast steel and tool steel.Annealed :20060-150 m/min
P11High alloyed steel, cast steel and tool steel.Quenched & tempered :32550-135 m/min
M12Stainless steel and cast steel.Ferritic/martensitic :20090-180 m/min
M13Stainless steel and cast steel.Martensitic :24070-160 m/min
M14Stainless steel and cast steel.Austenitic :18080-210 m/min
K15Grey cast iron (GG)Pearlitic/ferritic :180150-250 m/min
K16Grey cast iron (GG)Pearlitic/martensiti :260100-250 m/min
K17Nodular cast iron (GGG)Ferritic :160130-220 m/min
K18Nodular cast iron (GGG)Pearlitic :250100-200 m/min
K19Malleable cast iron.Ferritic :130100-250 m/min
K20Malleable cast iron.Pearlitic :230100-250 m/min