HRC45/55 Solid Carbide End Mills Square End Mills For CNC Machine Tools
1. Products Description
Co 10%, 12%
TRS >3600 N/mm2
Hardness HRA 91.8-92.5
Work piece HRC45-50 HRC55-60 HRC65 HRC68
Helix angle 30°-45 °
Diameter of cutting edge 0.2-0.9 mm; 1-20 mm
Diameter of rods 4-20 mm
Length 50-100 mm
Cutting Form Flat, Square, Ball nose, Corner Radius, Taper Flute, etc
2. Introduction of the carbide materials of the End mill
| Carbide Grade | Technical Details of tungsten carbide rod |
| 10U | Co:10% WC 89% rare element: 1% HRA: 90.5°Grain Size: 0.75um |
| 12U | Co:12% WC 85% rare element: 3% HRA: 92.5°Grain Size: 0.4um |
| K40 | Co:12% WC 84% rare element: 4% HRA: 93°Grain Size: 0.4um |
| K44 | Co:12% WC 84% rare element: 4% HRA: 93.5°Grain Size: 0.4um |
3. Corresponding Coating
| Carbide Grade | HRC of End mill | Corresponding Coating |
| 10U | HRC45-50 | AlTiN |
| 12U | HRC55-58 | TiAlN |
| K40 | HRC60-62 | TiSlN |
| K44 | HRC65-70 | Nano |
4. Introduction of carbide materials of the End mill
| AlTiN | TiAlN | TiSlN | Nano | |
| Hardness(HV) | 3200 | 2800 | 3600 | 42(GPA) |
| Thickness(UM) | 2.5-3 | 2.5-3 | 3 | 3 |
| Oxidation Temp(°) | 900 | 800 | 1000 | 1200 |
| Friction Coefficient | 0.3 | 0.3 | 0.45 | 0.4 |
| Color | Black | Violet | Copper | Blue |
5. Coating
| Coating | Color | Coating Temperature | Thickness (um) | HV | Application Temperature | Friction coefficient |
TiAlN |
Purple-Gray | <600°C | 3-5 | 3300 | 800 °C | 0.3 |
| AiTiN | Black | <600 °C | 3-5 | 3500 | 900 °C | 0.3 |
| TiXco | Copper | <600 °C | 3-5 | 3500 | 1500 °C | 0.4 |
| NaNo | Blue | <600 °C | 3-5 | 3800 | 1200 °C | 0.4 |
| AiCrN | Silver Gray | <480 °C | 2-2.5 | 2500 | 700 °C | 0.3 |
6. Product Picture
