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Buy and sell Silicon

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
  • Cia. Ferroligas Minas Gerais Minasligas
  • Dragon Northwest Ferroalloy
  • Elkem AS
  • Erdos Metallurgy Group
  • Eurasian Resource Group
  • Ferroglobe Plc
  • Finnfjord AS
  • Hargreaves Raw Material Services GmbH
  • Huta Laziska S.A.
  • JSC Kuznetsk Ferroalloy Works
  • JUGOHROM Ferroalloys Doo
  • Mechel
  • MFG Metall- u. Ferrolegierung GmbH
  • Ningxia Yinglite Hebin Co.
  • Nizi International S.A.
  • OFZ, a. s.
  • thyssenkrupp Raw Materials GmbH
  • Traxys Europe SA
Silicon Traders & Distributors:
  • Commexim Group s.r.o.
  • Dowell Resources Co. Limited
  • Hargreaves Raw Material Services GmbH
  • Minerals & Metals Italia s.p.a.
  • Nizi International S.A.
  • RFA International
  • RPS Siegen GmbH
  • SR-SCHOLZ Rohstoffe GmbH & Co. KG
  • TELF AG
  • Traxys SA

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