English 
Italian 
Spanish 
Arabic 
French 
German 
Turkish 
Portuguese 
Korean 
Indonesian 
Russian 
Hindi 
Japanese 
Chinese Ferro silicon 75 is a common metallurgical material with 75% silicon content, which is a common raw material used in steel making. The raw materials used to produce ferro silicon 75 are mainly coke, steel chips and quartzite, which are produced by heating and smelting in electric furnaces.
Ferro Silicon Grade | Chemical Composition ( %) | ||||
Si | Al | S | C | P | |
FeSi75 | ≤75.0 | ≤ 1.5 | 0.02 | ≤0.1 | ≤0.035 |
FeSi72 | ≤72.0 | ≤ 2 | 0.02 | ≤0.1 | ≤0.035 |
FeSi70 | ≤70.0 | ≤ 2 | 0.02 | ≤0.1 | ≤0.035 |
FeSi65 | 65.0-72.0 | ≤ 3 | 0.02 | ≤0.1 | ≤0.1 |