Description
Physical properties:
Good stability to chemical reagents, high melting point, gray-brown powder.
Packing:
Plastic bottle or aluminum foil bag in outer carton.
Chemical composition: implement Q/DFT006-2002 standard
| Grade | Chemical composition (wt,%) | |||||||||
| Ta≥ | C T ≥ | Nb≤ | C F ≤ | Fe≤ | Si≤ | Al≤ | Ti≤ | O≤ | N≤ | |
| TNC-1 | 84.0 | 6.7 | 9.2 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-2 | 79.0 | 6.9 | 14.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-3 | 74.0 | 7.2 | 18.5 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-4 | 69.5 | 7.4 | 23.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-5 | 65.0 | 7.7 | 27.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-6 | 60.5 | 7.9 | 31.5 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-7 | 56.0 | 8.1 | 36.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-8 | 46.5 | 8.7 | 45.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-9 | 37.0 | 9.2 | 54.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-10 | 27.5 | 9.7 | 63.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
| TNC-11 | 18.0 | 10.2 | 72.0 | 0.15 | 0.10 | 0.015 | 0.015 | 0.015 | 0.23 | 0.06 |
Note：
1. Fisher average particle size of all designations is less than 6.0μm, grain size-100 mesh.
2. There shall be no visible foreign impurities in product.
3. CT－Total carbon concentration，CF－Free carbon concentration.
4. Various Ti-Ta-W solid solutions are available upon customers , request.
