1.Used as reduksjemiddel yn 'e produksje fan ferroalloy en magnesium
2.Used as deoxidizer en alloying agint yn 'e steelmaking yndustry
3.Used as inoculant en nodulizer yn 'e getten izer yndustry
| Model | Gemyske gearstalling (%) | |||||
| Si | Mn | Al | C | P | S | |
| FeSi75A | 75.0-80.0 | ≤0.4 | ≤2.0 | ≤0.2 | ≤0,035 | ≤0,02 |
| FeSi75B | 73.0-80.0 | ≤0.4 | ≤2.0 | ≤0.2 | ≤0,04 | ≤0,02 |
| FeSi75C | 72.0-75.0 | ≤0.5 | ≤2.0 | ≤0.1 | ≤0,04 | ≤0,02 |
| FeSi70 | 72.0 | ≤2.0 | ≤0.2 | ≤0,04 | ≤0,02 | |
| FeSi65 | 65.0-72.0 | ≤0.6 | ≤2.5 | —— | ≤0,04 | ≤0,02 |