Choosing the right turning insert for material and operation
C = 80 deg rhomboid, D = 55 deg, S = square, T = triangle, V = 35 deg, W = trigon. Common: CNMG, DNMG, SNMG, VNMG.
| Material | Grade (ISO) | Coating |
|---|---|---|
| Steel | P10-P40 | TiCN+Al2O3+TiN |
| Stainless | M10-M30 | TiAlN+Al2O3 |
| Cast Iron | K10-K30 | Al2O3+TiN |
| Aluminum | N10-N20 | Diamond/Uncoated |