HRC 50 Ball Nose Tungsten Carbide End Mills with AITin Black Coating
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 |
The materials to be cut
| Carbide Grade | HRC of End mill | Materials to be cut |
| 10U | HRC45-50 | For cutting the materials under HRC35 |
| 12U | HRC55-58 | For cutting the materials under HRC50 |
| K40 | HRC60-62 | For cutting the materials under HRC55 |
| K44 | HRC65-70 | For cutting the materials under HRC63 |
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 |
Specification
Type: Two/Double Flute Spiral Bit
Shank diameter: 4mm
Cutting edge diameter: 4m
Cutting edge Length: 42mm
Overall Length: 70mm
Brand new and unused
Company Information
Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd is located in hometown of Chinese carbide industry - Zhuzhou city. The company has more than 20 years' experience in manufacture, design and sale of various kinds of carbide products, main products include: Carbide end mills, carbide rods, indexable inserts, brazed inserts, wire drawing dies, forging dies, wood working tools, saw tips, mining buttons, etc
The company has passed ISO 9001: 2008 quality system, possesses advanced production equipments, complete testing instruments, strong R&D center and QC teams.
With excellent quality, strong technical support, and good after sales service, Grewin Carbide brand products are sold to more than 50 countries in the world, such as Europe, USA, south east Asia, Middle East, south America, etc.
The company is dedicated to " WE GROW, WE WIN". Grewin Carbide is growing up with the World's carbide technology, to meet the demand of our customers from all over the world.
