General Information for Material X 40
| Material Group |
S - Superalloys (Heat resistant and Titanium) |
| Sub-Group |
Superalloy |
| Tensile Strength |
[N/mm^2] |
| Machinability Range |
6% - 19% |
Equivalent International Designations for Material X 40
| Standard |
Name |
| SAE |
ASTM A567 |
| DIN |
CoCr25NiW |
| BS |
3146.2 |
| ANFOR |
KC25N10W7Fe |
Chemical Composition for Material X 40
| Element |
Amount |
| Chromium (Cr) |
25.5% |
| Cobalt (Co) |
53.0% |
| Nickel (Ni) |
10.5% |
| Iron (Fe) |
2% |
| Tugsten (W) |
7.5% |
| Silicon (Si) |
0.8% |
| Manganese (Mn) |
0.8% |
| Titanium |
0.5% |
Cutting Speeds Recomendations for Heat resistant Ni or Co Based
| Application |
Vc (m/min) |
Vc (SFM) |
| Turning |
25-75 |
80-250 |
| Milling |
20-55 |
70-180 |
| Parting |
15-50 |
50-160 |
| Grooving |
20-65 |
70-210 |
| Drilling |
20-65 |
70-210 |
Important! The speed estimation is given for an ideal situation:
- Most suitable carbide grade
- Stable tool clamping
- Stable workpiece clamping
- Good quality raw material
- A short overhang of the cutting tool.
- Nominal hardness of the material.
- etc.
Recommended Carbide Grades for Material X 40
Grade for Milling (Indexable)
Recommended Insert Cutting Edge Geometry for Material X 40
| Honing Size |
0.02-0.05 mm / 0.001-0.002" |
| Rake Angle |
13° -18° |
| Land Angle |
Neutral |
| Land Width |
0.10-0.20 mm / 0.004-0.008" |
| Ground Insert |
Recommended |
