Ferro Silicon (FeSi) Powder (atomized, spherical, milled, crushed & lump)


If used properly ferro silicon can acquire beneficial characteristics such as corrosion resistance, abrasion resistance, high specific gravity and economical operating costs.

Chemical Formula:  Fe-Si


Fe-Si, ferro silicon 15% powder, ferro silicon 50% powder, ferro silicon 75% powder, atomized ferro silicon powder, atomised, spherical, milled, crushed, lump, CAS# 8049-17-0

Chemical Properties:

  1. Ferro silicon 15% powder
  2. Ferro silicon 50% powder
  3. Ferro silicon 70-75% powder
    1. Spherical shape (atomized/atomized product)
    2. Irregular shape (milled, crushed and lump product)

Physical Properties:

  1. 48 mesh and finer
  2. 65 mesh and finer
  3. 100 mesh and finer
  4. 200 mesh and finer

Typical Applications:

Ferro silicon is used for heavy media separation and atomization. Ferro Silicon is also widely used in casting, melting and related metallurgy industry.

It can be used as basic materials for adjusting, inoculation, suspending, coating and deoxidization in steel melting, casting, mineral processing and melting rod industry.

It is also used for the production of semiconductors, pure silicon in the electric industry and silicon copper in the chemical industry.


Molecular Weight (g/mol.) 28.0855
Apparent Density (g/cm3)
Bulk Density (g/cm3)
Melting Point (°C) 1200-1250
Boiling Point (°C) 2355 deg 0C
Surface Area (m2/g)
Thermal Conductivity (cal/s-cm-°C)
Mohs Hardness @20°C
Specific Gravity (g/cc)
Particle Shape Available spherical, irregular, milled, crushed, & lump




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