
RECOMMENDED INSERT
| | | | | | Troubles | hooting | |
| ISO | Workpiece 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 |
| 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 | - |
STANDARD CUT TING CONDITIONS
| ISO | Workpiece material | Cutting speed | Series | | Feed:f (mm/rev) | |
| | Vc (m/min) | L/D | ø12.5 ~ ø14.5 | ø15 ~ ø17 | ø17.5 ~ ø26 |
| Low carbon steels (C < 0.3) SS400, SM490, S25C, etc. st42-1, St52-3, C25, etc. | 160 - 320 | 2D, 3D | 0.02 - 0.06 | 0.02 - 0.06 | 0.04 - 0.1 |
| Carbon steels (C > 0.3) S45C, S55C, etc. C45, C55, etc. | 80 - 250 | 2D, 3D | 0.04 - 0.1 | 0.04 - 0.12 | 0.06 - 0.13 |
| Low alloy steels SCM415, etc. | 160 - 250 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.06 - 0.12 |
| Alloy steels SCM440, SCr420, etc. 42CrMo4, 20Cr4, etc. | 80 - 200 | 2D, 3D | 0.04 - 0.1 | 0.04 - 0.12 | 0.06 - 0.13 |
| Stainless steels (Austenitic) SUS304, SUS316, etc. X5CrNi18-9, X5CrNiMo17-12-2, etc. | 100 - 200 | 2D, 3D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 |
| Stainless steels (Martensitic and ferritic) SUS430, SUS416, etc. X6Cr17, X20Cr13, etc. | 100 - 220 | 2D, 3D | 0.02 - 0.08 | 0.02 - 0.08 | 0.04 - 0.1 |
| Stainless steels (Precipitation hardening) SUS630, etc. X5CrNiCuNb16-4, etc. | 80 - 120 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.08 |
| Aluminium alloy A2017, ADC12, etc. AlCu4SiMg, AlSi11Cu3, etc. | 200 - 400 | 2D, 3D | 0.1 - 0.12 | 0.1 - 0.15 | 0.15 - 0.2 |
| Heat-resistant alloys Inconel 718, etc. | 20 - 60 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 |
| Titanium alloys Ti-6Al-4V, etc. | 40 - 120 | 2D, 3D | 0.06 - 0.1 | 0.06 - 0.1 | 0.06 - 0.12 |
| Hardened steel ≥ 40HRC | 40 - 100 | 2D, 3D | 0.04 - 0.08 | 0.04 - 0.08 | 0.04 - 0.1 |
| When using the smaller side of the diameter range, the feed rate should be | For high-feed machining, apply a feed rate that is approximately 1.5 times the |
| set lower. | standard feed conditions. |
| When using DW insert for work materials of 40 HRC, the feed rate should be | When using DW insert for troubleshooting, use it within the range of standard |
| set below 50%. | cutting conditions. |
| For diffi cult-to-cut materials (heat-resistant alloys, etc.), the cutting speed | DG type chipbreaker is suitable for heavy machines that have low-rpm spindles. |
| should be set 25% below that of carbon steels. | If chatter occurs, a lower feed rate is recommended. |
High speed machining means cutting speeds over 150 m/min.