CoroCut® 1-2
Versatile parting and grooving
Hard part turning with high feed rates
| Component: | Gear |
| Material: | Case-hardened 04.1 (58–60 HRC) |
| Operation: | Longitudinal turning |
| Machine: | Weisser MC-1 |
+257%
Metal removal rate
| Competitor | Sandvik Coromant | |
| Tool | QS-LF123G15C2525E | |
| Insert | N123G1-0300S01025-XB 7105 | |
| vc m/min (ft/min) | 190 (623) | 120 (394) |
| fn mm/rev (in/rev) | 0.15 (0.006) | 0.6 (0.024) |
| ap mm (inch) | 0.15 (0.006) | 0.15 (0.006) |
| Tool life criteria, Ra, µm (µin) | 0.6 (23.6) | 0.6 (23.6) |
| Number of components | 600 | 300/profile x 2 (profile 1 and 2) = 600 |
| 33MRR cm/min (in/min) | 4.2 (0.256) | 10.8 (0.659) |
Parting off bar
The use of a CoroCut 1-2 QS shank featuring internal over- and under coolant (9 bar, 131 PSI) gave an tool life increase of 500% and a productivity increase of 34% compared to the competitor tool using external coolant.
| Operation: | Workpiece material |
| Parting off bar, Ø25 mm(0,984 inch): | Stainless steel, M1.0.Z.AQ (200HB) |
| Tool: | QS-LF123G20C2020F |
| Insert: | N123G2-0300-0002-CM 1145 |
| Cutting data | CoroCut 1-2 | Competitor |
| vc m/min (ft/min) | 90 (295) | 90 (295) |
| fn mm/r (in/rev) | 0.1 (0.004) | 0.08 (0.003) |
| Results | CoroCut 1-2 | Competitor |
| Tool life pcs | 900 | 150 |
| Productivity increase | 34% | - |
Parting off square bar
The use of a CoroCut 1-2 tool together with internal coolant supply (8 bar, 116 PSI) gave a tool life increase of 50%, compared to the competitor tool with external coolant supply.
| Operation: | Workpiece material |
| Parting off 10 mm (0.4 inch) square bar: | Nickel based super-alloy, S2.0.Z.AN |
| Tool: | QS-RF123G15C2020E |
| Insert: | N123G2-0300-0002-CM 1145 |
| Cutting data | CoroCut 1-2 | Competitor |
| vc m/min (ft/min) | 17 (56) | 17 (56) |
| fn mm/r (in/rev) | 0.04 (0.0016) | 0.04 (0.0016) |
| Results | CoroCut 1-2 | Competitor |
| Tool life pcs | 15 | 10 |
GC4325 in CoroCut® 1-2
Using the same cutting data and the same CoroCut 1-2 tool in this roughing operation, tool life increased with 92 percent when changing the insert grade from GC4225 to GC4325.
| Operation: | Component |
| Grooving: | Outer bearing ring |
| Workpiece material: | Steel, P2.1.Z.AN, CMC 02.1 |
+92%
Increase in tool life
Increase in tool life
| Cutting data | N123H2-0400-0008-TM | |
| vc m/min (ft/min) | 350 (1148) | |
| fn mm/r (in/rev) | 0.15–0.24 (0.006–0.009) | |
| Results | GC4325, CoroCut 1-2 | GC4225, CoroCut 1-2 |
| Tool life pcs | 48 | 25 |
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