The thickest coating layer improves tool life in high speed machining
The thickest coating layer improves tool life in high speed machining

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| Part: | Machine part |
| Material: | FCD500 |
| Insert: | CNMG120408-CM |
| Grade: | T505 |
| Cutting conditions: | Vc = 100(m/min) f = 0.5 (mm/rev) ap = 2.0 (mm) Application: External turning Coolant: Dry |

| Part: | Hub |
| Material: | FCD400 / GGG40 |
| Insert: | CNMG120408 |
| Grade: | T515 |
| Cutting conditions: | Vc = 260 (m/min) f = 0.25 (mm/rev) ap = 3.0 (mm) Application: Face turning Coolant: Wet |

| Part: | Differential case |
| Material: | Ductile cast iron |
| Insert: | CNMG120412 |
| Grade: | T515 |
| Cutting conditions: | Vc = 140 (m/min) f = 0.25 (mm/rev) ap = 1.0 (mm) Application: External turning Coolant: Wet |

| Chipbreaker | Grades | Corner radius RE | Depth of cut ap (mm) | Feed f (mm/rev) | Cutting speed: Vc (m/min) | |
|---|---|---|---|---|---|---|
| Grey cast iron | Ductile cast iron | |||||
| CM | T505 | 0.4 | 1 – 5 | 0.1 – 0.25 | 180 – 700 | 180 – 400 |
| T505 | 0.8 | 1 – 5 | 0.15 – 0.4 | 180 – 700 | 180 – 400 | |
| T505 | 1.2 | 1 – 5 | 0.15 – 0.5 | 180 – 700 | 180 – 400 | |
| All-round | T505 | 0.4 | 1 – 6 | 0.2 – 0.3 | 180 – 700 | 180 – 400 |
| T505 | 0.8 | 1 – 6 | 0.2 – 0.5 | 180 – 700 | 180 – 400 | |
| T505 | 1.2 | 1 – 6 | 0.2 – 0.5 | 180 – 700 | 180 – 400 | |
| T505 | 1.6 | 1 – 6 | 0.3 – 0.5 | 180 – 700 | 180 – 400 | |
| Flat-top | T505 | 0.8 | 0.05 – 2 | 0.2 – 0.45 | 180 – 700 | 180 – 400 |
| T505 | 1.2 | 0.05 – 2 | 0.2 – 0.6 | 180 – 700 | 180 – 400 | |
| Chipbreaker | Grades | Corner radius RE | Depth of cut ap (mm) | Feed f (mm/rev) | Cutting speed: Vc (m/min) | |
|---|---|---|---|---|---|---|
| Grey cast iron | Ductile cast iron | |||||
| CM | T515 | 0.8 | 1.0 – 5.0 | 0.15 – 0.40 | 150 – 700 | 150 – 300 |
| T515 | 1.2 | 1.0 – 5.0 | 0.15 – 0.50 | 150 – 700 | 150 – 300 | |
| CH | T515 | 0.4 | 2.0 – 6.0 | 0.10 – 0.30 | 150 – 700 | 150 – 300 |
| T515 | 0.8 | 2.0 – 6.0 | 0.20 – 0.45 | 150 – 700 | 150 – 300 | |
| T515 | 1.2 | 2.0 – 6.0 | 0.20 – 0.65 | 150 – 700 | 150 – 300 | |
| All-round | T515 | 0.4 | 1.0 – 6.0 | 0.20 – 0.30 | 150 – 700 | 150 – 300 |
| T515 | 0.8 | 1.0 – 6.0 | 0.20 – 0.50 | 150 – 700 | 150 – 300 | |
| T515 | 1.2 | 1.0 – 6.0 | 0.20 – 0.50 | 150 – 700 | 150 – 300 | |
| T515 | 1.6 | 1.0 – 6.0 | 0.30 – 0.50 | 150 – 700 | 150 – 300 | |
| Fiat-top | T515 | 0.8 | 0.05 – 2.0 | 0.20 – 0.45 | 150 – 700 | 150 – 300 |
| T515 | 1.2 | 0.05 – 2.0 | 0.30 – 0.80 | 150 – 700 | 150 – 300 | |
| SW (Wiper) | T515 | 0.8 | 0.5 – 2.0 | 0.30 – 0.60 | 150 – 700 | 150 – 300 |
| T515 | 1.2 | 0.5 – 2.0 | 0.50 – 0.80 | 150 – 700 | 150 – 300 | |
| Chipbreaker | Grades | Corner radius RE | Depth of cut ap (mm) | Feed f (mm/rev) | Cutting speed: Vc (m/min) | |
|---|---|---|---|---|---|---|
| Grey cast iron | Ductile cast iron | |||||
| CM | T505 | 0.4 | 0.05 – 2 | 0.05 – 0.2 | 180 – 700 | 180 – 400 |
| T505 | 0.8 | 0.05 – 2 | 0.05 – 0.3 | 180 – 700 | 180 – 400 | |
| T505 | 1.2 | 0.05 – 2 | 0.05 – 0.3 | 180 – 700 | 180 – 400 | |
| Chipbreaker | Grades | Corner radius RE | Depth of cut ap (mm) | Feed f (mm/rev) | Cutting speed: Vc (m/min) | |
|---|---|---|---|---|---|---|
| Grey cast iron | Ductile cast iron | |||||
| CM | T515 | 0.4 | 0.05 – 2.0 | 0.05 – 0.2 | 150 – 700 | 150 – 300 |
| T515 | 0.8 | 0.05 – 2.0 | 0.05 – 0.3 | 150 – 700 | 150 – 300 | |
| T515 | 1.2 | 0.05 – 2.0 | 0.05 – 0.3 | 150 – 700 | 150 – 300 | |