Customer case study of roughing in mechanical engineering with Spinworx®, the highly productive, time-saving milling system.
10. June 2025
Spinworx® roughs 1.7225 (42CrMo4)
in mechanical engineering
Spinworx® roughs 1.7225 (42CrMo4)
| Variante 1 | Variante 2 | |
| Tool | DR20-160-A40-10 | DR20-160-A40-10 |
| dc (nominal diameter) | 160 mm | 6.2992 inch | 160 mm | 6.2992 inch |
| Arbor | 50 40 710 Z | SK50 |
| Overhang | 113 mm | 4.4490 inch | 113 mm | 4.4490 inch |
| Cooling | with air | with cooling lubricant |
| Indexable insert | DR20-8C4 | DR20-8F4 |
Technical data | metric sizes
| Variant 1 | Variant 2 | |
| Vc (cutting speed) | 160 m/min | 250 m/min |
| n (revoltions) | 325 U/min | 497 U/min |
| fz (feed per tooth) | 0,7 mm | 0,7 mm |
| Vf (feed rate) | 2300 mm/min | 3482 mm/min |
| ap (depth of cut) | 8 mm | 4 mm |
| ae (width of cut) | 120 mm | 100 mm |
| service life | 3 h | 10 h |
| end of service life | not achieved | not achieved |
| machining volume | 2140 cm3/min | 1392,61 cm3/min |
Technical data | imperial sizes
| Variant 1 | Variant 2 | |
| SFM (surface feet per minute) | 524.934 feet/min | 820.21 feet/min |
| RPM (revoltions) | 325 U/min | 497 U/min |
| IPT (inches per tooth) | 0.0276 inch | 0.0276 inch |
| IPM (inches per minute) | 90.5512 inch/min | 137.0866 inch/min |
| DOC (depth of cut) | 0.3150 inch | 0.1575 inch |
| WOC (width of cut) | 4.7244 inch | 3.9370 inch |
| service life | 3 h | 10 h |
| end of service life | not achieved | not achieved |
| machining volume | 130.5908 inch3/min | 84.9823 inch3/min |
