1.One plastic pipe pack one piece,10 pcs per group
2.Put goods enclosed with air bubble paper into box
3.Other package is accepted according to customer's requirement
3.Excellent Raw Material and Coating Type
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 |
| 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 |
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 |
Standard Sizes
| Order No. | Flute dia (d) | Cutting length ( l ) | Shank dia (D) | Overall length(L) |
| 1.0×2.5×4D×50L | 1.0 | 2.5 | 4 | 50 |
| 1.5×4×4D×50L | 1.5 | 4 | 4 | 50 |
| 2.0×5×4D×50L | 2.0 | 5 | 4 | 50 |
| 2.5×7×4D×50L | 2.5 | 7 | 4 | 50 |
| 3.0×8×4D×50L | 3.0 | 8 | 4 | 50 |
| 3.5×10×4D×50L | 3.5 | 10 | 4 | 50 |
| 4.0×10×4D×50L | 4 | 10 | 4 | 50 |
| 4.5×11×6D×50L | 4.5 | 11 | 6 | 50 |
| 5.0×13×6D×50L | 5.0 | 13 | 6 | 50 |
| 5.5×13×6D×50L | 5.5 | 13 | 6 | 50 |
| 6.0×15×6D×50L | 6.0 | 15 | 6 | 50 |
| 6.5×15×8D×60L | 6.5 | 15 | 8 | 60 |
| 7.0×17×8D×60L | 7.0 | 17 | 8 | 60 |
| 7.5×17×8D×60L | 7.5 | 17 | 8 | 60 |
| 8.0×20×8D×60L | 8.0 | 20 | 8 | 60 |
| 8.5×25×10D×75L | 8.5 | 25 | 10 | 75 |
| 9.0×25×10D×75L | 9.0 | 25 | 10 | 75 |
| 9.5×25×10D×75L | 9.5 | 25 | 10 | 75 |
| 10.0×25×12D×75L | 10.0 | 25 | 12 | 75 |
| 10.5×25×12D×75L | 10.5 | 25 | 12 | 75 |
| 11.0×28×12D×75L | 11.0 | 28 | 12 | 75 |
| 11.5×28×12D×75L | 11.5 | 28 | 12 | 75 |
| 12.0×30×12D×75L | 12.0 | 30 | 12 | 75 |
| 13.0×33×16D×100L | 13.0 | 33 | 16 | 100 |
| 14.0×40×16D×100L | 14.0 | 40 | 16 | 100 |
| 15.0×40×16D×100L | 15.0 | 40 | 16 | 100 |
| 16.0×40×16D×100L | 16.0 | 40 | 16 | 100 |
| 17.0×40×20D×100L | 17.0 | 40 | 20 | 100 |
| 18.0×40×20D×100L | 18.0 | 40 | 20 | 100 |
| 19.0×40×20D×100L | 19.0 | 40 | 20 | 100 |
| 20.0×40×20D×100L | 20.0 | 40 | 20 | 100 |
| 25.0×40×25D×100L | 25.0 | 40 | 25 | 100 |
5.Packing
Brand Laser printed on cutter shank, 1 pcs in a plastic tube, 10 pcs a group
6. Delivery time
Keep stock for regular types
Samples: 3 - 5 days
Regular orders: 7 - 10 days
Our Services
More than 2000 products are available. Assembly line production, high standard and strict requirements.
OEM Services Offered
Customized Tools Offered
Free laser marking on tools and boxes Offered
Fast delivery time and Convenient Transportations. We have discount on shipping cost from our courier companies, such as FedEx, DHL, TNT, UPS etc.
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.
