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- Contact Person : Mr. Su yifeng
- Company Name : Central South Kaida Powder Metallurgy Co., Ltd.
- Tel : 86-0731-88877256
- Fax : 86-0731-88716622
- Address : Hunan,Changsha,Changsha zuojialong Area(Central south univesity)
- Country/Region : China
- Zip : 410083
Good quality drill carbide
Product Detailed
Related Categories:Tool Parts
1. Use 100% virgin raw material.
2. ISO9001.
3. From China National Key University.
4. High quality and favorable price.
| Grade | Properties | Application | |||
| Density (g/cm³) | Hardness (HRA) | TRS (Mpa) | |||
| YJ0 | 14.40-14.50 | 86.0-86.9 | ≥2800 | Rotating rock drill; Rock drill tool for good toughness; TBM cutter; Hardness of the stratum is f>14; | |
| YJ0.1R | 14.40-14.45 | 86.8-87.5 | ≥2800 | ||
| YJ1.1R | 14.55-14.65 | 87.5-88.4 | ≥2800 | Rotating rock drill; Rock drill tool for good toughness; TBM cutter; Hardness of the stratum is f=12~14; | |
| YJ2.1R | 14.60-14.80 | 88.2-88.9 | ≥2800 | Rotating rock drill; Rock drill tool for good wear-resistance; roller bit; DTH drilling bits;TBM cutter; button bits; Hardness of the stratum is f=8~12; | |
| YJ2.2R | 14.60-14.80 | 88.8-89.5 | ≥2800 | ||
| (*f is protodyakonov scale of hardness) | |||||
Good quality drill carbide
