Ferro Silicon 65 is using coke, steel chips and quartz (or silica) as raw materials, after high temperature reduction of 1500-1800 degrees, silicon melts in molten iron to form ferro silicon.
1. Ferro silicon briquettes is often used as deoxidizer in steel making.
2. Ferro silicon briquettes also can be used as alloy elements join agent,which is widely used in low alloy steel,non-ferrous metal,bearing steel,heat-resistant steels and electrician silicon steel.
3. Ferro silicon briquettes commonly used as a reductant in ferroalloy production and chemical industry.
4. Ferro silicon briquettes often used as inoculant and nodulizer and deoxidizer.
Grade | chemical composition(%) | |||||||
Si | Al | Ca | Mn | Cr | P | S | C | |
≤ | ||||||||
FeSi75 | 75 | 1.5 | 1 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 |
FeSi72 | 72 | 2 | 1 | 0.5 | 0.5 | 0.04 | 0.02 | 0.2 |
FeSi70 | 70 | 2 | 1 | 0.6 | 0.5 | 0.04 | 0.02 | 0.2 |
FeSi65 | 65 | 2 | 1 | 0.7 | 0.5 | 0.04 | 0.02 | 0.2 |
FeSi60 |
60 | 2 | 1 | 0.8 | 0.6 | 0.05 | 0.03 | 0.3 |
FeSi45 | 40-47 | 2 | 1 | 0.7 | 0.5 | 0.04 | 0.02 | 0.2 |