1.Good quality. Rongsheng Group strictly controls the production process and conducts quality inspection after production is completed. 2.Fully equipped. Automatic production process control increased production capacity, and the factory expanded production at lower prices. 3.Fast Delivery. Rongsheng Group quickly develops a production plan after receiving customers' requests and, as a rule, ships products within 7-12 days. 4.One-stop service.We have good pre-sales guide, Post-sales feedback and problem-solving services. Guaranteed solution to customer problems.
Ferrosilicon is an alloy of iron and silicon. It is obtained by reducing quartz sand (SiO2) coke in the presence of iron. Ferrosilicon is available in various grades, Moreover, the most common brands contain 15-75% silicon.
Ferrosilicon alloy
Physico-chemical characteristics of ferrosilicon alloy
（1）High silicon content ferrosilicon
Category
Model
Chemical components (mass fraction)/%
And
Al
Fe
Ca
Mn
Cr
P
S
C
Of
Ferrosilicon with high silicon content
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
Category
Model
Chemical components (mass fraction)/%
And
Al
Ca
Mn
Cr
P
S
C
Of
Regular ferrosilicon
PGFeSi75Al1.5
75~＜80
1.5
1.5
0.4
0.3
0.045
0.02
0.1
0.3
PGFeSi75Al2.0
2.0
1.5
0.04
0.02
0.2
PGFeSi75Al2.5
2.5
/
PGFeSi72Al1.5
72~＜75
1.5
1.5
0.4
0.3
0.045
0.02
0.2
0.3
PGFeSi72Al2.0
2.0
0.04
PGFeSi72Al2.5
2.5
/
PGFeSi70Al2.0
70~＜72
2.0
/
0.5
0.5
0.045
0.02
0.2
/
PGFeSi70Al2.5
2.5
PGFeSi65
65~＜70
3.0
/
0.5
0.5
0.045
0.02
/
/
PGFeSi40
40~＜47
/
/
0.6
0.5
0.045
0.02
/
/
Low Alumina Ferrosilicon
DLFeSi75Al0.3
75~80
0.3
0.3
0.4
0.3
0.03
0.02
0.1
0.3
DLFeSi75Al0.5
0.5
0.5
DLFeSi75Al0.8
0.8
1.0
0.035
DLFeSi75Al1.0
1.0
1.0
DLFeSi72Al0.3
72~75
0.3
0.3
0.4
0.3
0.03
0.02
0.1
0.3
DLFeSi72Al0.5
0.5
0.5
0.03
DLFeSi72Al0.8
0.8
1.0
0.035
DLFeSi72Al1.0
1.0
1.0
0.035
（3）High purity ferrosilicon
Category
Model
Chemical component (mass fraction)/%
And
Of
C
Al
P
S
Mn
Cr
Ca
V
In
B
High purity ferrosilicon
GCFeSi75Ti0.01A
75
0.01
0.012
0.01
0.01
0.01
0.1
0.1
0.01
0.01
0.01
0.002
GCFESI75of0.01b
0.015
0.03
0.015
0.01
0.2
0.1
0.03
0.02
0.03
0.005
GCFeSi75Ti0.015A
75
0.015
0.015
0.01
0.02
0.01
0.1
0.1
0.01
0.015
0.03
/
GCFeSi75Ti0.015B
0.02
0.03
0.025
0.01
0.2
0.1
0.03
0.02
0.03
/
GCFeSi75Ti0.02A
75
0.02
0.015
0.03
0.025
0.01
0.2
0.1
0.03
0.02
0.03
/
GCFeSi75Ti0.02B
0.02
0.1
0.03
0.01
0.2
0.1
0.1
0.02
0.03
/
GCFeSi75Ti0.02C
0.05
0.5
0.01
0.2
0.1
0.5
0.02
0.03
/
GCFeSi75Ti0.03A
75
0.03
0.015
0.1
0.03
0.01
0.2
0.1
0.1
0.02
0.03
/
GCFeSi75Ti0.03B
0.02
0.2
0.01
0.2
0.1
0.2
0.02
0.03
/
GCFeSi75Ti0.03C
0.05
0.5
0.015
0.2
0.1
0.5
0.02
0.03
/
GCFeSi75Ti0.05A
75
0.05
0.015
0.1
0.025
0.01
0.2
0.1
0.1
0.02
0.03
/
GCFeSi75Ti0.05B
0.02
0.2
0.03
0.01
0.2
0.1
0.2
0.02
0.03
/
GCFeSi75Ti0.05C
0.05
0.5
0.015
0.2
0.1
0.5
0.02
0.05
/
Introduction to Rongsheng Company
About Rongsheng Group
Rongsheng is a professional fireproof material supplier with 10 years of export experience to more than 80 countries. Rongsheng's main products are various fire bricks, shapeless fireproof materials, metallurgical materials, thermal insulation materials and so on.
Rongsheng Refractories Group
