Properties and application:
- Carbide insert, grade PL 05, PVD coating (TiAlN)
- 45° milling
- Technical information on DARMET inserts
Specifications:
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| Insert shape and angle | ||
|---|---|---|
| S | 90° |  |
| Normal clearance angle | ||
| E | 20° |  |
| Tolerance class | ||
| G | l ? 0,08 m ? 0,013 s ? 0,025 |
 |
| Chipbreaker and clamping type | ||
| T |  |
|
| Operations | |
|---|---|
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| Surfacing | Chamfering |
| Designation | Grade | l | s | P/r | D | Cutting direction |
|---|---|---|---|---|---|---|
| SEGT 1204 AFEN ALU | PL 05 | 12 | 4,76 | 45° | 25° | neutral |
| SEGT 1204 AFEN ALU | ||||||||
|---|---|---|---|---|---|---|---|---|
| Aluminium | Group number | Brinell hardness [HB] | ap [mm] | Feed [mm/turn] | Vc [m/min] | |||
| min | max | min | max | min | max | |||
| Si < 4% | 13 | - | 0,3 | 7,0 | 0,15 | 0,40 | 400 | 1200 |
| 4% < Si < 8% | 13 | - | 0,12 | 0,35 | 250 | 600 | ||
| Si > 8% | 14 | - | Recommended to use SEKT 1204 AFTN insert. | |||||
| For aluminium with high content of silicon it is recommended to use SEKT 1204 AFTN insert with cutting conditions shown below. | ||||||||
| Si > 8% | 14 | - | 0,5 | 7,0 | 0,20 | 0,45 | 200 | 400 |