ISO | Material | Material Designation | Material Condition | Cutting Speed Recommendations (Vc) |
P | 1 | Non-alloy steel and cast steel, free cutting steel <0.25%C | Annealed :125 | 140-200 m/min |
P | 2 | Non-alloy steel and cast steel, free cutting steel >=0.25%C | Annealed :190 | 130-190 m/min |
P | 3 | Non-alloy steel and cast steel, free cutting steel <0.55%C | Quench and tempered. :250 | 130-190 m/min |
P | 4 | Non-alloy steel and cast steel, free cutting steel >=0.55%C | Annealed :220 | 120-180 m/min |
P | 5 | Non-alloy steel and cast steel, free cutting steel >=0.55%C | Quenched & tempered. :300 | 120-170 m/min |
P | 6 | Low alloy & cast steel (less than 5% of alloying elements) | Annealed :200 | 120-160 m/min |
P | 7 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :275 | 110-150 m/min |
P | 8 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :300 | 100-140 m/min |
P | 9 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :350 | 90-150 m/min |
P | 10 | High alloyed steel, cast steel and tool steel | Annealed :200 | 80-130 m/min |
P | 11 | High alloyed steel, cast steel and tool steel | Quenched & tempered :325 | 80-120 m/min |
P | 12 | Stainless steel and cast steel | Ferritic/martensitic :200 | 100-140 m/min |
P | 13 | Stainless steel and cast steel | Martensitic :240 | 90-130 m/min |
M | 14 | Stainless steel and cast steel | Austenitic :180 | 80-120 m/min |
S | 31 | High temp. alloys Fe based | Annealed :200 | 35-50 m/min |
S | 32 | High temp. alloys Fe based | Cured :280 | 30-40 m/min |
S | 33 | High temp. alloys. Ni or Co based | Annealed :250 | 25-35 m/min |
S | 34 | High temp. alloys. Ni or Co based | Cured :350 | 20-25 m/min |
S | 35 | High temp. alloys. Ni or Co based | Cast :320 | 25-30 m/min |
S | 36 | Titanium (pure) | Pure :110 | 45-80 m/min |
S | 37 | Titanium Ti alloys | Alpha+beta alloys cu :310 | 30-65 m/min |