Ferro Silicon Magnesium

Ferro Silicon75% :
Si: 75% min; Al: 1.5% max; C: 0.2% max; P: 0.04% max; S: 0.02max;
Ferro Silicon72% :
Si: 72% min; Al: 2.0% max; C: 0.2% max; P: 0.04% max; S: 0.02max;
Ferro Silicon70% :
Si: 70% min; Al: 2.0% max; C: 0.2% max; P: 0.04% max; S: 0.02max;
Ferro Silicon65% :
Si: 65% min; Al: 2.0% max; C: 0.2% max; P: 0.04% max; S: 0.02max;