Ferrosilicon is an alloy of iron and silicon. It is produced by reducing quartz sand (SiO2) with coke in the presence of iron. Ferrosilicon is available in a variety of grades, with the most common grades containing 15-75% silicon.
Ferrosilicon alloy physical and chemical indicators
(1)High Silicon Ferrosilicon
category
Model
Chemical Components(Mass Fraction)/%
Si
อัล
เฟ
Ca
Mn
Cr
P
S
ค
Ti
High silicon ferrosilicon
GGFeSi97Al1.5
≥97
1.5
1.5
0.3
0.4
0.2
0.04
0.03
0.2
/
GGFeSi95Al1.5
95~<97
1.5
2.0
0.3
GGFeSi95Al2.0
2.0
2.0
0.4
GGFeSi93Al1.5
93~<95
1.5
2.0
0.6
GGFeSi93Al3.0
3.0
2.5
0.6
GGFeSi90Al2.0
90~<93
2.0
/
1.5
0.4
0.2
0.04
0.03
0.2
/
GGFeSi90Al3.0
3.0
/
1.5
GGFeSi87Al2.0
87~<90
2.0
/
1.5
GGFeSi87Al3.0
3.0
/
1.5
(2)Ordinary ferrosilicon and low alumina ferrosilicon
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