10 pcs SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel - Made in Italy
Sharp Metal
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SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel ANSI: CNMG 432-M ISO: CNMG...
SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel
ANSI: CNMG 432-M
ISO: CNMG 120408-M
CP25T Grade
- Equivalent to ISO P25 Grade
- Very good wear resistance and toughness
- CVD coating
- Use with or without coolant
|
ISO Grade |
Description |
Kc (Tearout Force) |
Condition |
Turning Grade |
|
P1 |
Soft carbon steels. Ferritic steels. |
1350 |
Stable |
CP15T |
|
Free-cutting steels. |
1500 |
Stable |
CP15T |
|
|
P2 |
Construction steels, carbon steels with low-medium carbon percentage (C <0,5%). |
1500 |
Normal |
CP25T |
|
Medium-high percentage carbon steels (C >0,5%) medium hard steels for heat treatment, weakly alloyed steels, ferritic and martensitic stainless steels. |
1700 |
Normal |
CP25T |
|
|
P3 |
Tools steels. Hard steels for heat treatment. Martensitic stainless steels. |
1900 |
Unstable |
CP35T |
|
Tools steels of difficult workability high hardness steels. Martensitic stainless steels. |
2000 |
Unstable |
CP35T |
Cutting Parameters:
|
Material |
Vc - Cutting Speed (m/min) |
Fn - feed per rev (mm/rev) |
Ap - Axial Depth (mm)
|
|
|
39 NiCrMo4 High Alloy Steel |
200 m/min |
0.20 mm/rev (0.20 - 0.27) |
2 mm (2 - 3) |
|
Specifications:
|
Description |
d (mm) |
l (mm) |
t (mm) |
r (mm) |
d1 (mm) |
|
CNMG 432 / 120408 |
12.70 |
12.90 |
4.76 |
0.80 |
5.16 |
