STANDARD CUTTING CONDITIONS

Conversion table for feed per tooth

ISOWorkpiece materialsCutting speed Vc (m/min)AS: Straight fl uteFeed:f (for blind holes)z(mm/t) BL: Left hand fl ute(for through holes)
ø11.5 - ø16ø16 - ø32ø11.5 - ø16ø16 - ø32
Low carbon steel (C<0.3) SS400, SM490, S25C, E275A, etc.80 - 2000.05 - 0.180.05 - 0.200.05 - 0.20.05 - 0.27
Carbon steel (C>0.3) S45C, S55C, C45, C55, etc.80 - 1500.05 - 0.150.05 - 0.180.05 - 0.180.05 - 0.25
Low alloy steel (C SCM415, etc.80 - 2000.05 - 0.180.05 - 0.200.05 - 0.20.05 - 0.27
Alloy steel (C>0.3) SCM440, SCr420, 42CrMo4, 20Cr4, etc.50 - 1500.03 - 0.100.05 - 0.130.05 - 0.130.05 - 0.17
Stainless steel(Austenitic) SUS304, SUS316, X5CrNi18-9, X5CrNiMo17-12-3, etc.20 - 400.03 - 0.100.03 - 0.130.05 - 0.130.05 - 0.17
Stainless steel(Martensitic and ferritic) SUS430, SUS416, X6Cr17, etc.20 - 400.03 - 0.100.03 - 0.130.05 - 0.130.05 - 0.17
Stainless steel(Precipitation hardening) SUS630, X5CrNiCuNb16-4, etc.20 - 400.03 - 0.100.03 - 0.130.05 - 0.130.05 - 0.17
Gray cast iron FC250, GG25, 250, etc.100 - 2500.05 - 0.180.05 - 0.200.05 - 0.20.05 - 0.27
Ductile cast iron FCD700, etc.80 - 2000.05 - 0.150.05 - 0.180.05 - 0.180.05 - 0.25
Aluminum alloy100 - 3000.05 - 0.180.05 - 0.200.05 - 0.20.05 - 0.27
High temp. alloy Inconel718, etc.15 - 500.03 - 0.060.03 - 0.080.05 - 0.10.05 - 0.13
Titanium alloy Ti-6Al-4V, etc.30 - 600.03 - 0.100.03 - 0.130.05 - 0.130.05 - 0.17
Hardened steel Over 40HRC, etc.50 - 1000.03-0.080.03 - 0.10.05-0.120.05 - 0.15

Conversion table for feed per revolution

Feed:f (mm/rev)
ISOWorkpiece materialsCutting speed Vc (m/min)ø11.5 - ø16 AS: Straig l 6 fl utesø16.001 - ø20 ht fl ute(for 6 fl utesø20.001 - ø32 blind holes) 8 fl utesø11.5 - ø16 BL: Left han l 6 fl utesø16.001 - ø20 d fl ute(for thr 6 fl utesø20.001 - ø32 ough holes) 8 fl utes
Low carbon steel (C<0.3) SS400, SM490, S25C, E275A, etc.80 - 2000.3 - 1.080.3 - 1.20.4 - 1.60.3 - 1.20.3 - 1.620.4 - 2.16
Carbon steel (C>0.3) S45C, S55C, C45, C55, etc.80 - 1500.3 - 0.90.3 - 1.080.4 - 1.440.3 - 1.080.3 - 1.50.4 - 2
Low alloy steel (C SCM415, etc.80 - 2000.3 - 1.080.3 - 1.20.4 - 1.60.3 - 1.20.3 - 1.20.4 - 2.16
Alloy steel (C>0.3) SCM440, SCr420, 42CrMo4, 20Cr4, etc.50 - 1500.18 - 0.60.3 - 0.780.4 - 1.040.3 - 0.780.3 - 1.020.4 - 1.36
Stainless steel(Austenitic) SUS304, SUS316, X5CrNi18-9, X5CrNiMo17-12-3, etc.20 - 400.18 - 0.60.18 - 0.780.24 - 1.040.3 - 0.780.3 - 1.020.4 - 1.36
Stainless steel(Martensitic and ferritic) SUS430, SUS416, X6Cr17, etc.20 - 400.18 - 0.60.18 - 0.780.24 - 1.040.3 - 0.780.3 - 1.020.4 - 1.36
Stainless steel(Precipitation hardening) SUS630, X5CrNiCuNb16-4, etc.20 - 400.18 - 0.60.18 - 0.780.24 - 1.040.3 - 0.780.3 - 1.020.4 - 1.36
Gray cast iron FC250, GG25, 250, etc.100 - 2500.3 - 1.080.3 - 1.20.4 - 1.60.3 - 1.20.3 - 1.620.4 - 2.16
Ductile cast iron FCD700, etc.80 - 2000.3 - 0.90.3 - 1.080.4 - 1.440.3 - 1.80.3 - 1.620.4 - 2
Aluminum alloy100 - 3000.3 - 1.080.3 - 1.20.4 - 1.60.3 - 1.20.3 - 1.620.4 - 2.16
High temp. alloy Inconel718, etc.15 - 500.18 - 0.360.18 - 0.480.24 - 0.640.3 - 0.60.3 - 0.780.4 - 1.04
Titanium alloy Ti-6Al-4V, etc.30 - 600.18 - 0.60.18 - 0.780.24- 1.040.3 - 0.780.3 - 1.020.4 - 1.36
Hardened steel Over 40HRC, etc.50 - 1000.18 - 0.480.18 - 0.60.24 - 0.80.3 - 0.720.3 - 0.90.4 - 1.2