Grade | Type number | Chemical Constituents | ||||
(code number) | Si(>) | Impurity content (<=) | Total impurities (<) | |||
Fe | Al | Ca | ||||
Chemical silicon | Si—2203 | 99.5 | 0.2 | 0.2 | 0.03 | 0.5 |
Si—3303 | 99 | 0.3 | 0.3 | 0.03 | 1 | |
Si—3305 | 99 | 0.3 | 0.3 | 0.05 | 1 | |
Si—441 | 99 | 0.4 | 0.4 | 0.1 | ||
Metallurgical Silicon | Si—553 | 98.5 | 0.5 | 0.5 | 0.3 | 1.5 |
Si—1 | 98 | 0.7 | - | 0.5 | 2 | |
Si—2 | 98 | 1 | - | 0.6 | 2 |
No. | Name | Unit consumption | Daily consumption | Monthly consumption | Annual consumption |
(t/t) | (t/day) | (t/month) | (t) | ||
1 | Silica | 2.7 | 140.4 | 4212 | 46332 |
2 | Petroleum coke | 0.7 | 36.4 | 1092 | 12012 |
3 | Charcoal | 0.3 | 15.6 | 468 | 5148 |
4 | Oxygen | 2.5 bottles | 130 bottles | 3900 bottles | 42900 bottles |
5 | Water consumption | 12.78 | 664.6 | 19938 | 219318 |
6 | Electrodes | 0.065 | 3.38 | 101.4 | 1115.4 |
7 | Wood | 0.3 | 15.6 | 468 | 5148 |
8 | Anthracite | 0.3 | 15.6 | 468 | 5148 |