RECOMMENDED GRADES AND PROPERTIES
| Grade | Content Co / wt% | WC grain size (µm) | Hardness (HRA) | Density (g/cm²) | Traverse rupture strength (Mpa) | Applications |
| GX0702 | 7,2 | ≤ 0,6 | 93,0 / (HV30 : 1800) | 14,60 | 3900 | Suitable for production of micro-drills for mechanical and electronic industry, etc. |
| GX1002 | 10,0 | 0,5 - 0,8 | 92,0 / (HV30 : 1580) | 14,35 | 4400 | Suitable for production of micro-drills for mechanical and electronic industry, etc. |
| GX1201 | 12,0 | ≤ 0,6 | 92,5 / (HV30 : 1640) | 14,15 | 4200 | Suitable for production of micro-drills for mechanical and electronic industry, etc. |
