Negative G series inserts for general steel
G series inserts for steel cutting, include GF, GM, SV.
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- Feature
- Application
- Application case
Product features
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GF-Finshing
GF fluted for finishing carbon and alloy steel. Sharp tip and strong cutting edge. Good chip handling at small depth of cut. |
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GM- semi-finishing
GM groove type for semi-finish machining of carbon steel and alloy steel. Double-sided chipbreaker groove. Flat prismatic edge shape with high cutting edge strength. |
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SV- semi-finishing
SV groove type for semi-finishing of carbon and alloy steel. Open type groove with large chip holding space enables unstable cutting. Wide range of chip depth enables large cutting depth machining. |
Matching grades
5 CVD-coated grades to cover common steel processing conditions
GP1105、GP1120、GP1225、GP1130、GP1135
processing scope
GF for finishing of carbon steel and alloy steel.
GM for semi-finishing of carbon steel and alloy steel.
SV for semi-finishing of carbon steel and alloy steel.
Example of steel turning insert machining (wheel unit)
| Insert | CNMG120412-GF |
| Grade | GP1105 |
| Material | 42CrMo( HB280-330) |
| Speed | Vc=320m/min |
| Feed | fr =0.33mm/r |
| Depth | ap=0.75-1mm |
| Cooling | Water base emulsion |
| Machining type | Roughing of cylindrical end faces |
