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 | 130-190 m/min |
P | 2 | Non-alloy steel and cast steel, free cutting steel >=0.25%C | Annealed :190 | 105-160 m/min |
P | 3 | Non-alloy steel and cast steel, free cutting steel <0.55%C | Quench and tempered. :250 | 90-155 m/min |
P | 4 | Non-alloy steel and cast steel, free cutting steel >=0.55%C | Annealed :220 | 95-160 m/min |
P | 5 | Non-alloy steel and cast steel, free cutting steel >=0.55%C | Quenched & tempered. :300 | 75-145 m/min |
P | 6 | Low alloy & cast steel (less than 5% of alloying elements) | Annealed :200 | 90-145 m/min |
P | 7 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :275 | 80-140 m/min |
P | 8 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :300 | 75-135 m/min |
P | 9 | Low alloy & cast steel (less than 5% of alloying elements) | Quenched & tempered :350 | 70-120 m/min |
P | 10 | High alloyed steel, cast steel and tool steel | Annealed :200 | 95-140 m/min |
P | 11 | High alloyed steel, cast steel and tool steel | Quenched & tempered :325 | 65-110 m/min |
P | 12 | Stainless steel and cast steel | Ferritic/martensitic :200 | 90-180 m/min |
P | 13 | Stainless steel and cast steel | Martensitic :240 | 85-180 m/min |
M | 14 | Stainless steel and cast steel | Austenitic :180 | 70-150 m/min |
K | 15 | Grey cast iron (GG) | Pearlitic/ferritic :180 | 105-175 m/min |
K | 16 | Grey cast iron (GG) | Pearlitic/martensiti :260 | 90-135 m/min |
K | 17 | Nodular cast iron (GGG) | Ferritic :160 | 95-180 m/min |
K | 18 | Nodular cast iron (GGG) | Pearlitic :250 | 80-125 m/min |
K | 19 | Malleable cast iron | Ferritic :130 | 125-200 m/min |
K | 20 | Malleable cast iron | Pearlitic :230 | 100-160 m/min |
S | 31 | High temp. alloys Fe based | Annealed :200 | 30-50 m/min |
S | 32 | High temp. alloys Fe based | Cured :280 | 20-35 m/min |
S | 33 | High temp. alloys. Ni or Co based | Annealed :250 | 20-30 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 | 15-25 m/min |
S | 36 | Titanium (pure) | Pure :110 | 90-135 m/min |
S | 37 | Titanium Ti alloys | Alpha+beta alloys cu :310 | 30-60 m/min |
H | 38 | Hardened steel | Hardened :560 | 30-35 m/min |
H | 39 | Hardened steel | Hardened :654 | 25-35 m/min |
H | 40 | Chilled cast iron | Cast :400 | 35-55 m/min |
H | 41 | Cast iron | Hardened :560 | 30-40 m/min |