
(Recommended Starting Speeds [m/min] — continued)
Material
WP25PM WS30PM WP40PM
Group
| 1 | 395 | 340 | 325 | – | – | – | 355 | 310 | 295 |
| 2 | 330 | 290 | 240 | – | – | – | 300 | 260 | 215 |
| 3 | 305 | 260 | 210 | – | – | – | 275 | 235 | 190 |
P
| 4 | 270 | 220 | 180 | – | – | – | 245 | 205 | 160 | |
| 5 | 220 | 205 | 180 | – | – | – | 205 | 185 | 160 | |
| 6 | 200 | 150 | 120 | – | – | – | 180 | 140 | 110 | |
| 1 | 245 | 215 | 200 | 270 | 240 | 220 | 235 | 205 | 185 | |
| M | 2 | 220 | 190 | 155 | 245 | 215 | 175 | 210 | 180 | 150 |
| 3 | 170 | 145 | 115 | 185 | 160 | 125 | 155 | 140 | 110 | |
| 1 | 275 | 245 | 220 | – | – | – | – | – | – | |
| K | 2 | 215 | 190 | 180 | – | – | – | – | – | – |
| 3 | 180 | 160 | 145 | – | – | – | – | – | – | |
| 1 | – | – | – | – | – | – | – | – | – | |
| N | 2 | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – | |
| 1 | 50 | 40 | 30 | 55 | 50 | 35 | 50 | 40 | 35 | |
| 2 | 50 | 40 | 30 | 55 | 50 | 35 | 50 | 40 | 35 |
S
| 3 | 60 | 50 | 30 | 65 | 55 | 35 | 60 | 50 | 35 | |
| 4 | 85 | 60 | 40 | 100 | 70 | 50 | 80 | 60 | 40 | |
| 1 | 145 | 110 | 85 | – | – | – | – | – | – | |
| 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 |
Programmed Feed per Tooth (fz) as a % of Radial Depth of Cut (ae) Insert Insert
| Geometry | 5% | 10% | 20% | 30% | 40–100% | Geometry | ||||||||||
| ..MM | 0,90 | 1,67 | 4,09 | 0,65 | 1,19 | 2,83 | 0,48 | 0,88 | 2,08 | 0,42 | 0,77 | 1,80 | 0,38 | 0,70 | 1,64 | ..MM |
| ..MH | 0,90 | 2,34 | 5,00 | 0,65 | 1,66 | 3,41 | 0,48 | 1,23 | 2,49 | 0,42 | 1,07 | 2,16 | 0,38 | 0,98 | 1,97 | ..MH |
NOTE: Use “Light Machining” value as starting feed rate.