
(Recommended Starting Speeds [m/min] — continued)
| Material Group | WK15CM | WP40PM | TTI25 | THM | ||||||||
| 1 | – | – | – | 355 | 310 | 295 | 430 | 360 | 300 | – | – | – |
| 2 | – | – | – | 300 | 260 | 215 | 310 | 250 | 215 | – | – | – |
| 3 | – | – | – | 275 | 235 | 190 | 310 | 250 | 215 | – | – | – |
| P 4 | – | – | – | 245 | 205 | 160 | 265 | 215 | 180 | – | – | – |
| 5 | – | – | – | 205 | 185 | 160 | 320 | 235 | 200 | – | – | – |
| 6 | – | – | – | 180 | 140 | 110 | 145 | 110 | 90 | – | – | – |
| 1 | – | – | – | 235 | 205 | 185 | 480 | 310 | 215 | – | – | – |
| M 2 | – | – | – | 210 | 180 | 150 | 325 | 205 | 145 | – | – | – |
| 3 | – | – | – | 155 | 140 | 110 | 320 | 210 | 145 | – | – | – |
| 1 | 505 | 460 | 410 | – | – | – | 220 | 185 | 155 | 145 | 110 | 90 |
| K 2 | 400 | 355 | 330 | – | – | – | 180 | 145 | 125 | 150 | 120 | 85 |
| 3 | 335 | 300 | 275 | – | – | – | 145 | 125 | 100 | 155 | 115 | 70 |
| 1 | – | – | – | – | – | – | – | – | – | 1080 | 720 | 600 |
| N 2 | – | – | – | – | – | – | – | – | – | 820 | 560 | 460 |
| 3 | – | – | – | – | – | – | – | – | – | 540 | 335 | 240 |
| 1 | – | – | – | 50 | 40 | 35 | – | – | – | – | – | – |
| 2 | – | – | – | 50 | 40 | 35 | – | – | – | – | – | – |
| S 3 | – | – | – | 60 | 50 | 35 | – | – | – | – | – | – |
| 4 | – | – | – | 80 | 60 | 40 | – | – | – | – | – | – |
| 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| H 2 | – | – | – | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – |
NOTE: FIRST choice starting speeds are in bold type. 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 Tooth th of Cu | (fz) t (ae) | 30% | 40–100% | Insert Geometry | ||||||
| ...20 | 0,17 | 0,66 | 1,19 | 0,12 | 0,47 | 0,86 | 0,09 | 0,35 | 0,64 | 0,08 | 0,31 | 0,56 | 0,07 | 0,28 | 0,51 | ...20 |
| …21 | 0,24 | 0,74 | 1,25 | 0,18 | 0,53 | 0,89 | 0,13 | 0,40 | 0,66 | 0,12 | 0,35 | 0,58 | 0,11 | 0,32 | 0,53 | …21 |
| …31 | 0,26 | 0,76 | 1,28 | 0,19 | 0,55 | 0,91 | 0,14 | 0,41 | 0,68 | 0,12 | 0,36 | 0,59 | 0,11 | 0,33 | 0,54 | …31 |