
(Recommended Starting Speeds [m/min] — continued)
| Material Group | TN6501 | THM-U | THM | ||||||
| 1 | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – |
| P 3 | – | – | – | – | – | – | – | – | – |
| 4 | – | – | – | – | – | – | – | – | – |
| 5 | – | – | – | – | – | – | – | – | – |
| 6 | – | – | – | – | – | – | – | – | – |
| 1 | – | – | – | – | – | – | – | – | – |
| M 2 | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – |
| 1 | – | – | – | 230 | 205 | 180 | 145 | 110 | 90 |
| K 2 | – | – | – | – | – | – | 150 | 120 | 85 |
| 3 | – | – | – | – | – | – | 155 | 115 | 70 |
| 1 | 2400 | 1440 | 1200 | 2400 | 1440 | 1200 | 1080 | 720 | 600 |
| N 2 | 1640 | 980 | 800 | 1640 | 980 | 800 | 820 | 560 | 460 |
| 3 | 960 | 600 | 480 | 960 | 600 | 480 | 540 | 335 | 240 |
| 1 | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – |
| S 3 | – | – | – | – | – | – | – | – | – |
| 4 | – | – | – | – | – | – | – | – | – |
| 1 | – | – | – | – | – | – | – | – | – |
| H 2 | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – |
As the average chip thickness increases, the speed should be decreased.
| Light | General | Heavy | |
| Machining | Purpose | Machining |
| ecomm | ne | ar | ng e | es [ | m] | Lig Machi | ht ning | Gen Purp | eral ose | Heavy Machining | ||||||
| Insert Geometry | 5% | 10% | Prog as a | ramme % of Ra | dFeedp dial Dep 20% | er Toot th of Cu | h (fz) t (ae) | 30% | 40–100% | Insert Geometry | ||||||
| .F..LDAL | 0,13 | 0,34 | 0,47 | 0,10 | 0,25 | 0,34 | 0,07 | 0,18 | 0,25 | 0,06 | 0,16 | 0,22 | 0,06 | 0,15 | 0,20 | .F..LDAL |
| .E..LD | 0,13 | 0,34 | 0,47 | 0,10 | 0,25 | 0,34 | 0,07 | 0,18 | 0,25 | 0,06 | 0,16 | 0,22 | 0,06 | 0,15 | 0,20 | .E..LD |
| .E..GD | 0,13 | 0,48 | 0,54 | 0,10 | 0,35 | 0,39 | 0,07 | 0,26 | 0,29 | 0,06 | 0,23 | 0,25 | 0,06 | 0,21 | 0,23 | .E..GD |