Poudre de silicium | Taille (maillage) | Composition chimique % | |||
Si | FE | Al | Env | ||
≥ | ≤ | ||||
Chimique poudre de silicium | Si-(20-100 mailles) Si-(30-120 mailles) Si-(40-160 mailles) Si-(100-200 mailles) Si-(45-325 mailles) Si-(50-500 mailles) | 99.6 | 0.2 | 0.15 | 0.05 |
99.2 | 0.4 | 0.2 | 0.1 | ||
99.0 | 0.4 | 0.4 | 0.2 | ||
98.5 | 0.5 | 0.5 | 0.3 | ||
98.0 | 0.6 | 0.5 | 0.3 | ||
Poudre de silicium pour réfractaires | maillage -150 maillage -200 maillage -325 maillage -400 -600mesh | 99.6 | 0.2 | 0.15 | 0.05 |
99.2 | 0.4 | 0.2 | 0.1 | ||
99.0 | 0.4 | 0.4 | 0.2 | ||
98.5 | 0.5 | 0.3 | 0.2 | ||
98.0 | 0.6 | 0.5 | 0.3 | ||
Basse qualité | maillage -200 maillage -325 | 95-97 | Teneur en impuretés ≤ 3.0 % |
Type | Composition chimique (%) | |||
Si (min) | Max | |||
FE | Al | Env | ||
Si-1101 | 99.7 | 0.1 | 0.1 | 0.01 |
Si-2202 | 99.5 | 0..2 | 0.2 | 0.02 |
Si-3303 | 99.3 | 0.3 | 0.3 | 0.03 |
Si-411 | 99.3 | 0.4 | 0.1 | 0.1 |
Si-421 | 99.2 | 0.4 | 0.2 | 0.1 |
Si-441 | 99.0 | 0.4 | 0.4 | 0.1 |
Si-553 | 98.5 | 0.5 | 0.5 | 0.3 |
97 % | 97 | 1.3 | 1.0 | 0.3 |
Taille | 10 MM 90 % MIN./10 MM 90 % MIN |