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CNMG-GM 80° Rhombic Turning Insert for Semi-Finishing with GM Chipbreaker
80° Rhombic CNMG Turning Insert
,Semi-Finishing GM Chipbreaker Insert
,GM Chipbreaker 80° Rhombic Insert
The CNMG-GM insert offers a wider operating window than a pure finishing insert and features high versatility to deliver efficient and stable machining. It can be applied in operations prioritizing surface finish and is suitable for standard steel turning lines. This series serves as a practical option for buyers seeking a balance between chip control, edge security, and production flexibility.
| Product Code | CNMG-GM |
|---|---|
| Insert Shape | CNMG, 80° rhombic insert |
| Operation | Semi-finishing |
| Workpiece Material | Steel |
| Applicable Holders | DCLNR/L, PCBNR/L, PCLNR/L, MCBNR/L, MCLNR/L |
- Application: General turning of steel semi-finishing
- Chipbreaker: GM chipbreaker
- Recommended Grade: Typically used with CVD grades such as HR8105 / HR8115 / HR8225
- Source Reference: 030.pdf / page A27 (left)
| Model | LE (mm) | IC (mm) | S (mm) | D1 (mm) | RE (mm) |
|---|---|---|---|---|---|
| CNMG120404-GM | 12.9 | 12.7 | 4.76 | 5.16 | 0.4 |
| CNMG120408-GM | 12.9 | 12.7 | 4.76 | 5.16 | 0.8 |
| CNMG120412-GM | 12.9 | 12.7 | 4.76 | 5.16 | 1.2 |
| CNMG160608-GM | 16.1 | 15.875 | 6.35 | 6.35 | 0.8 |
| CNMG160612-GM | 16.1 | 15.875 | 6.35 | 6.35 | 1.2 |
| CNMG160616-GM | 16.1 | 15.875 | 6.35 | 6.35 | 1.6 |
| CNMG190608-GM | 19.3 | 19.05 | 6.35 | 7.94 | 0.8 |
| CNMG190612-GM | 19.3 | 19.05 | 6.35 | 7.94 | 1.2 |
| CNMG190616-GM | 19.3 | 19.05 | 6.35 | 7.94 | 1.6 |
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