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History of Siltech

Silicon Technology (Pty) Ltd plant has its origins back in the end of the 19th century. Nowadays it is part of Ferroglobe's South African operation.

  • Late 1880's  Colliery operation started on Ballengeich farm
  • 1919       South African Carbide commenced with the production of carbide
  • 1930       Ballengeich Colliery closed and Natal Cambrian Collieries opened. SAC continued to manufacture calcium carbide
  • 1987       Product focus changed to high grade carbide
  • 1992       Siltech bought the plant, changed and upgraded it to produce Ferrosilicon

Plant facilities

  • Two semi closed submerged arc Furnaces rated at 27 and 30 MW with 3 Single Phase transformers each. Furnaces are fully equipped with Solderburg Electrode columns, cabling and aux Equipment, PLC Controlled instrumentation Programs and SCADA Networks
  • Each furnace has their own baghouse system with auxiliary equipment
  • Total of 9 Conveyor belts, 3 primary screens and 3 crushers are utilized at this facility.
  • Two silica fume densification plants separately operated

Location

The factory is situated on Blairgowrie drive Ballengeich, in the province of Kwazulu Natal(South Africa). It is at a distance of 25 km from Newcastle, at the foothills of the Drakensberg. The access road is the N11 and the closest international airport is O.R Thambo.

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