
| Workiece | Troubles | hooting | ||||||
| ISO | p material | First choice | High feed | High speed | Chipping resistance | Wear resistance | Surface fi nish | Chip control |
| Low carbon steels (C ≤ 0.3%) | DS, AH6030 | - | - | DS, AH725 | - | DW, AH6030 | DG, AH725 | |
| Carbon steels (C > 0.3%) Alloy steels | DJ, AH6030 | DW, AH6030 | DJ, AH9030 | DW, AH725 | DJ, AH9030 | DW, AH6030 | - | |
| Low alloy steels | DS, AH6030 | - | - | DS, AH725 | - | DW, AH6030 | - | |
| Stainless steel | DS, AH6030 | - | - | DS, AH725 | - | DW, AH6030 | DG, AH725 | |
| Grey cast irons | DJ, AH9030 | DW, AH9030 | DJ, T1115 | DW, AH725 | - | DW, AH9030 | - | |
| Ductile cast irons | DJ, AH9030 | DW, AH9030 | - | DW, AH725 | - | DW, AH9030 | - | |
| Aluminium alloy | DJ, AH725 | DW, AH725 | DS, AH6030 | - | - | DW, AH725 | DG, AH725 | |
| Titanium alloys Heat-resistant alloys | DS, AH6030 | - | - | DW, AH725 | - | DW, AH725 | DG, AH725 | |
| Hardened steel | DJ, AH9030 | DW, AH9030 | - | DW, AH725 | - | DW, AH9030 | - |
| Cutting | Series | Feed:f (mm/rev) | ||||||
| ISO | Workpiece material | speed Vc (m/min | ) L/D | ø12.5 ~ ø14.5 | ø15 ~ ø17 | ø17.5 ~ ø26 | ø27 ~ ø32 | ø33 ~ ø54 |
| Low carbon steels (C < 0.3) SS400 SM490 S25C etc | 160 - 320 | 2D, 3D | 0.02 - 0.06 | 0.02 - 0.06 | 0.04 - 0.1 | 0.04 - 0.1 | 0.04 - 0.1 | |
| , , , . st42-1, St52-3, C25, etc. | 4D, 5D | 0.02 - 0.06 | 0.02 - 0.06 | 0.04 - 0.1 | 0.04 - 0.1 | 0.04 - 0.1 | ||
| Carbon steels (C > 0.3) S45C S55C etc | 80 - 250 | 2D, 3D | 0.04 - 0.1 | 0.04 - 0.12 | 0.06 - 0.13 | 0.06 - 0.15 | 0.08 - 0.18 | |
| , , . C45, C55, etc. | 4D, 5D | 0.04 - 0.08 | 0.04- 0.08 | 0.06 - 0.1 | 0.06 - 0.12 | 0.08 - 0.14 | ||
| Low alloy steels | 160 - 250 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.06 - 0.12 | 0.06 - 0.12 | 0.06 - 0.14 | |
| SCM415, etc. | 4D, 5D | 0.04 - 0.08 | 0.04 - 0.08 | 0.06 - 0.12 | 0.06 - 0.12 | 0.06 - 0.14 | ||
| Alloy steels | 2D, 3D | 0.04 - 0.1 | 0.04 - 0.12 | 0.06 - 0.13 | 0.06 - 0.15 | 0.08 - 0.18 | ||
| SCM440, SCr420, etc. 42CrMo4, 20Cr4, etc. | 80 - 200 | 4D, 5D | 0.04 - 0.08 | 0.04 - 0.08 | 0.06 - 0.1 | 0.06 - 0.12 | 0.08 - 0.14 | |
| Stainless steels (Austenitic) | 2D, 3D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 | 0.04 - 0.12 | 0.04 - 0.12 | ||
| SUS304, SUS316, etc. X5CrNi18-9, X5CrNiMo17-12-2, etc. | 100 - 200 | 4D, 5D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 | 0.04 - 0.12 | 0.04 - 0.12 | |
| Stainless steels (Martensitic and ferritic) | 2D, 3D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 | 0.04 - 0.12 | 0.04 - 0.12 | ||
| SUS430, SUS416, etc. X6Cr17, X20Cr13, etc. | 100 - 220 | 4D, 5D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 | 0.04 - 0.12 | 0.04 - 0.12 | |
| Stainless steels (Precipitation hardening) | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 | 0.06 - 0.1 | ||
| SUS630, etc. X5CrNiCuNb16-4, etc. | 80 - 120 | 4D, 5D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 | 0.06 - 0.1 | |
| Grey cast irons | 2D, 3D | 0.06 - 0.12 | 0.06 - 0.12 | 0.06 - 0.15 | 0.06 - 0.18 | 0.08 - 0.2 | ||
| FC250, etc., 250, etc. | 80 - 250 | 4D, 5D | 0.06 - 0.1 | 0.06 - 0.1 | 0.06 - 0.12 | 0.06 - 0.14 | 0.08 - 0.16 | |
| Ductile cast irons | 2D, 3D | 0.04 - 0.12 | 0.04 - 0.12 | 0.06 - 0.15 | 0.06 - 0.18 | 0.08 - 0.2 | ||
| FCD700, etc., 600-3, etc. | 80 - 200 | 4D, 5D | 0.04 - 0.1 | 0.04 - 0.1 | 0.06 - 0.12 | 0.06 - 0.14 | 0.08 - 0.16 | |
| Aluminium alloy A2017 ADC12 etc | 200 - 400 | 2D, 3D | 0.1 - 0.12 | 0.1 - 0.15 | 0.15 - 0.2 | 0.15 - 0.2 | 0.15 - 0.25 | |
| , , . AlCu4SiMg, AlSi11Cu3, etc. | 4D, 5D | 0.08 - 0.12 | 0.08 - 0.12 | 0.12 - 0.16 | 0.12 - 0.16 | 0.12 - 0.2 | ||
| Heat-resistant alloys | 20 - 60 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 | 0.04 - 0.1 | 0.04 - 0.1 | |
| Inconel 718, etc. | 20 - 60 | 4D, 5D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 | 0.04 - 0.1 | 0.04 - 0.1 | |
| Titanium alloys | 40 - 120 | 2D, 3D | 0.06 - 0.1 | 0.06 - 0.1 | 0.06 - 0.12 | 0.06 - 0.12 | 0.06 - 0.12 | |
| Ti-6Al-4V, etc. | 40 - 120 | 4D, 5D | 0.06 - 0.08 | 0.06 - 0.08 | 0.06 - 0.1 | 0.06 - 0.1 | 0.06 - 0.1 | |
| Hardened steel | 40 - 100 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 | 0.04 - 0.1 | 0.04 - 0.1 | |
| ≥ 40HRC | 40 - 100 | 4D, 5D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 |
| ISO | Workpiece material | Cutting speed Vc (m/min) | Series L/D | ø27 ~ ø32 ø33 ~ ø54 Feed:f (mm/rev) |
| Low carbon steels (C < 0.3) SS400, SM490, S25C, etc. st42-1, St52-3, C25, etc. | 60 - 180 | 2D, 3D 4D, 5D | 0.04 - 0.1 |
set lower. standard feed conditions.
set below 50%. cutting conditions.
should be set 25% below that of carbon steels. If chatter occurs, a lower feed rate is recommended.