

The thickest coating layer improves tool life in high speed machining
Applications & Features
Applications
Features
1. Grade feature
T505

T505’s coating thickness is 1.5 times thicker than conventional grades.

The thickest coating layer of all Tungaloy’s CVD grades ever
— Thickest coating layer of all Tungaloy’s grades
— Al2O3 coating with strengthened wear resistance
— TiCN layer with high carbon content
— New substrate with high thermal conductivity
T515

2. Application range
T505

— Complementary grade to T515
— High wear resistance
— The best grade for high speed machining of K05 — K20
T515

Grades
T505
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- K05 — K20
- An optimal CVD grade for high speed machining of cast iron
T515
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- K10 — K20
- Stable machining in a wide range of applications from continuous to interrupted cutting
Practical examples
Example #1
General Industry
| 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 |

Example #2
Automotive Industry
| 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 |

Example #3
Automotive Industry
| 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 |

Standard cutting conditions
Negative inserts
T505
| 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 | |
T515
| 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 | |
Positive insert
T505
| 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 | |
T515
| 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 | |




