New Plants
 
New Plants Ferroalloy Making
 

Ferroalloy Making technology                    

SSIT provides ferroalloy furnaces with state-of-the-art control of the process, which allows enhanced production while energy saving and low consumption, keeping the equipment running in optimised conditions.

General

  • The ferroalloy smelting electric furnaces for ferro-silicon, ferro-manganese, silicon-manganese, high-carbon ferro-chrome, are low-chimney semi-closing or fully closing type; capacity more than 25,000KVA. The transformer is energy-saving, with OLTC.
  • The refining electric furnace for low/mid-carbon manganese iron, manganese metal, low/mid-carbon ferrochrome, with hot charging hot blending technology; capacity more than 3,000KVA.
  • The capacity of ferro-silicon calcium alloy and ferro-silicon calcium barium aluminum alloy is more than 16,500KVA.
  • Dust recycling device for raw material treatment, smelting, charging & transporting.
  • Fume & sewage inline monitoring.

Energy consumption 

  • Ferro-silicon alloy (FeSi75) < 8,500KWH/t
  • Ferro-manganese alloy < 2,600KWH/t
  • Silicon manganese alloy < 4,200KWH/t (charging grade 34%)
  • High carbon ferrochrome alloy < 3,200KWH/t (charging grade 40%)
  • Silicon chrome alloy < 4,800KWH/t
  • Low/mid-carbon ferromanganese alloy < 580KWH/t ( cold charging <1,800KWH/t)
  • Manganese metal < 1,750KWH/t
  • Low/mid-carbon ferrochrome alloy < 1,800KWH/t
  • Silicon calcium alloy < 11,000KWH/t
  • Silicon alunium alloy < 9,000KWH/t
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