Alias:Iron silicide (FeSi)

English name: Ferro silicon

Molecular formula: FeSi

Place of Origin: China

CAS NO.:8049-17-0


Melting Point: 1360℃

Water solubility: insoluble in water and acid.

Appearance : grey cubic crystal

Storage conditions:Airtight, cool, ventilated and dry place at room temperature


1.Ferro silicon is often used as deoxidizer in steel making.

2.Ferro silicon / FeSi can be used as alloy elements join agent, widely used in low alloy steel, non-ferrous metal, bearing steel, heat-resistant steels and electrician silicon-steel.

3.Ferro silicon / FeSi is used as a reductant in ferroalloy(SiMn) production and chemical industry.

4.In iron industry, ferro silicon can be used as inoculant and nodulizer.


2.Product Specification

Model No. 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

3.Packaging & Delivery

We provide customers with individual products and expert technical service !

Packaging Steel drums : 25kg-1000kg. Other packing on request.

Packaging Details:

“25kg in english neutral plastic woven bag or 25kg per cardboard barrel or 1000kg bigbag”

Lead Time:

Quantity(kilograms) 1 – 1000 >1000

Est. Time(days) 7 To be negotiated

4.Q and A

Q1:Are you manufacture or trade?

A:We are manufacturer, our factory is located in China, but we can also provide one stop purchasing service for you!

Q2:What payment methods do you support?

A:  L/C or T/T


Located in China’s Largest Vanadium Zone

HUBEI OUSHI METAL CO., LTD. is located in the vanadium village of China, Shicheng, Chongyang county, Hubei province. Chongyang county has rich reserve of stone coal vanadium ore. Chongyang county has more than 30 years of development experience in the vanadium industry.

A Wide Range of Metal Mineral Products

We supply a great selection of metal mineral products, including antimony, manganese, molybdenum, silicone, vanadium and chromium. They are widely used in many industries such as steel, chemical, battery, agriculture, electronics and aerospace.

ISO-Certified Company

Our company has passed the certifications of ISO9001:2000 and ISO14001:2004. We specialize in the production and sale of vanadium products with high standards.