Grade : TT8020
One of toughest PVD grade for turning, drilling grooving, parting-off and milling in medium and low speed machining of steels, stainless steels and heat resistant materials

PropertyValue
ISO Range - P/M/K(P30-P50)(M30-M50)
ISO Range - H/S/N (S30-S50)
HRA90
Coating TypePVD
Coating LayerTiCN



Cutting Speed for: BLMP 0603R-ML TT8020 - 5616590
ISOMaterialMaterial DescriptionMaterial ConditionCutting Speed Recommendations
P1Non-alloy steel and cast steel, free cutting steel <0.25%C.Annealed :125150-210 m/min
P2Non-alloy steel and cast steel, free cutting steel >=0.25%C.Annealed :190120-200 m/min
P3Non-alloy steel and cast steel, free cutting steel <0.55%C.Quench and tempered. :25070-140 m/min
P4Non-alloy steel and cast steel, free cutting steel >=0.55%C.Annealed :22090-150 m/min
P5Non-alloy steel and cast steel, free cutting steel >=0.55%C.Quenched & tempered. :30060-130 m/min
P6Low alloy & cast steel (less than 5% of alloying elements).Annealed :200130-170 m/min
P7Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :27570-150 m/min
P8Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :30060-110 m/min
P9Low alloy & cast steel (less than 5% of alloying elements).Quenched & tempered :35050-100 m/min
P10High alloyed steel, cast steel and tool steel.Annealed :20060-100 m/min
P11High alloyed steel, cast steel and tool steel.Quenched & tempered :32560-120 m/min
M12Stainless steel and cast steel.Ferritic/martensitic :20075-170 m/min
M13Stainless steel and cast steel.Martensitic :24060-130 m/min
M14Stainless steel and cast steel.Austenitic :18080-180 m/min
S31High temp. alloys Fe based.Annealed :20030-55 m/min
S32High temp. alloys Fe based.Cured :28020-45 m/min
S33High temp. alloys. Ni or Co based.Annealed :25025-50 m/min
S34High temp. alloys. Ni or Co based.Cured :35020-40 m/min
S35High temp. alloys. Ni or Co based.Castr :32020-45 m/min
S36Titanium (pure):31050-90 m/min
S37Titanium Ti alloys.Alpha+beta alloys cu :31025-55 m/min