GESAC Standard | Unground ØD (in) | Ground ØD (mm) | L (mm)
|
| Range | Tol.
| Range | Tol. | Tol. |
| 1/8≤ØD≤1/4 | +0.012, +0.020
| 1/8≤ØD≤1 | h5 □
h6 □ | +1/8, +3/8
|
| 1/4≤ØD≤31/64 | +0.012, +0.024 |
| 31/64≤ØD≤5/8 | +0.012, +0.028 |
| 5/8≤ØD≤1 | +0.012, +0.032 |
Classifcation of Grain Size of Cemented Carbide (lS04499-2-2008)
Category
| Grain size of WC (μm) |
Nano
| <0.2
|
Ultrafine
| 0.2∽0.5 |
Submicron
| 0.5∽0.8 |
Fine
| 0.8∽1.3 |
Medium
| 1.3∽2.5 |
Coarse
| 2.6∽6.0 |
Extra coarse
| >6.0
|
Grade Selection Guide
Workpiece
| Type of Cutting Tools
| First Chioce
| Second Chioce | Diamond coating |
| Steel
| Endmill
| Roughing
| □ | □ | □ |
Finishing
| □ | □ | □ |
Drill
| □ | □ | □ |
 | Stainless
steel | Endmill
| Roughing
| □ | □ | □ |
| Finishing | □ | □ | □ |
| Drill | □ | □ | □ |
 | Cast lron
| Endmill | Roughing
| □ | □ | □ |
| Finishing | □ | □ | □ |
| Drill | □ | □ | □ |
 | Nonferrous
Material | Endmill | Roughing
| □ | □ | □ |
| Finishing | □ | □ | □ |
| Drill | □ | □ | □ |
 | Heat
Resistance Material | Endmill | Roughing
| □ | □ | □ |
| Finishing | □ | □ | □ |
| Drill | □ | □ | □ |
| Hardened
Material | Endmill | Roughing
| □ | □ | □ |
| Finishing | □ | □ | □ |
| Drill | □ | □ | □ |
Others
| Graphite | □ | □ | □ |
CFRP
| □ | □ | □ |
PCB
| □ | □ | □ |
Note: Shape can be customized according to the customer's requirements.
Length selection range: 100 mm < L < 1800 mm
Factory Tour
Zhuzhou Weikeduo Cemented Carbide Co., LTD.
ADDRESS：Building B, Smart Cube, No. 460, Jinshan Road, Hetang District, Zhuzhou City, Hunan Province,China
Phone：+86 137 8633 2019 +86 186 7080 5093
Wechat&Whats: +86 137 8633 2019 +86 186 7080 5093
Email: cathy@weikeduocarbide.com admin@weikeduocarbide.com
