Tungsten
-
Product category: Metallurgy
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Small description
Standard:Ts 15126592-01:2013
Production cycle:
- Preparation of metallic tungsten powder, screening
- Preparation of a plasticizer
- Neutralization and moistening of metal tungsten powder
- Pressing briquettes
- Sintering briquettes
- Control of finished products
Application range:
It is used in the metallurgical industry for alloying steel.
Technical requirements
|
Name of indicators |
Standard | |
| Brand 1 | Brand 2 |
|
| Content of the main substance (tungsten), not less than % | 96,918 | 96,859 |
| Content of impurities, no more than,% | ||
| Silica | 1,5 | 1,5 |
| Molybdenum | 0,4 | 1,0 |
| Oxygen (and moisture) | 1,0 | 1,0 |
| Carbon | 0,1 | 0,1 |
| Phosphorus | 0,02 | 0,02 |
| Sulphur | 0,01 | 0,01 |
| Cuprum | 0,01 | 0,01 |
| Arsenic | 0,03 | 0,03 |
| Stannic | 0,003 | 0,003 |
| Antimony | 0,003 | 0,003 |
| Plumbum | 0,003 | 0,003 |
| Bismuth | 0,003 | 0,003 |
| Briquette weight, kg |
0,02÷5,0 |
|
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