
| Ideal machining conditions | CNGN | L | I.C | S | A | |
| Normal machining conditions | 12 04 | 12.9 | 12.7 | 4.76 | ||
| Turning CBN inserts | Unfavourable machining conditions |
CN** negative insert BL (CBN) BH (CBN)
P K N H
| ISO r | a | f | ||
| p | ||||
| CNGN120404 | 0.4 | 0.5-2.0 0.3-0.5 | ż | |
| CNGN120408 | 0.8 | 0.5-2.0 0.3-0.5 ż | ż ż | |
| CNGN120412 | 1.2 | 0.5-2.0 0.3-0.5 ż | ż ż | |
| CNGN120416 | 1.6 | 0.5-2.0 0.3-0.5 ż | ż ż | |
| Medium Cut |
Ɣ Ex stock ż On demand BL CBN with a low CBN content
BH CBN with a high CBN content Tool holder C CCLNR/L Kr: 95°
A258