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On metalshub, you can buy and sell ferroalloy products.

Below you can find a selection of silicon suppliers

Silicon Main Applications:

Used as a basic raw material for mineral processing and in the melting rod industry. Also used for making silicon steels used in transformer cores and electro-motors.

Silicon Producers:
  • Baotou Augmul Metals Ltd
  • CHEMK Industrial Group
  • Cia de Ferro Ligas da Bahia-Ferbasa
  • Elkem AS
  • Erdos Metallurgy Group
  • Ferroglobe Plc
  • Fesil Rana Metall AS
  • Finnfjord AS
  • Huta Laziska S.A.
  • JSC Kuznetsk Ferroalloy Works
  • Mechel
  • Ningxia Yinglite Hebin Co.
  • OFZ, a. s.
Silicon Traders & Distributors:
  • Dowell Resources Co. Limited
  • Grondmet GmbH & Co KG
  • Minerals & Metals Italia s.p.a.
  • RFA International
  • RPS Siegen GmbH
  • SR-SCHOLZ Rohstoffe GmbH & Co. KG
  • TELF AG

DIN Standards: Ferrosilicon DIN 17560 – FeSi90Al2,5 or Ferrosilicon DIN 17560 – 0.3390

The standard of Ferrosilicon

Material Composition, as percentages by mass
name Si1) Al C Ca N P S Ti
FeSi75Al1 Min. 74,0
Max. 77,0 1,0 (0,1) 0,20 0,025 0,05 0,04 0,10
FeSi75Al1,5 Min. 74,0 1,0
Max. 77,0 1,5 (0,1) 0,20 0,025 0,05 0,04 0,10
FeSi75Al2 Min. 74,0 1,5
Max. 77,0 2,0 (0,2) 0,20 0,025 0,05 0,04 0,30
FeSi90Al2,5 Min. 87,0 1,0
Max. 95,0 2,5 (0,1) 0,04 0,04
FeSi90Al1 Min. 87,0
Max. 95,0 1,0 (0,1) 0,04 0,04
() Bracketed values are for guidance only
1) The silicon content shall not vary by more than 2% within a consignment