
| A | Ideal machining conditions | RNGN | L | I.C | S | |
| Normal machining conditions | 12 04 | 12.7 | 12.7 | 4.76 | ||
| Turning CBN inserts | Unfavourable machining conditions | 12 07 | 12.7 | 12.7 | 7.94 |
RN** negative insert BL (CBN) BH (CBN)
P K N H
| ISO | a | f |
| p |
| RNGN120400 | 0.5-2.0 0.3-0.5 | ż ż |
| RNGN120700 | 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 C Tool holder CRDNN
A264