History of Dumbría

Dumbría factory was built in 1975 and it is part of the industrial complex situated in the region of A Costa da Morte, in A Coruña, Spain.

Plant facilites

  • Two submerged electric arc furnaces (72 and 39 MVA) for the production of Ferrosilicon in standard, refined and high purity qualities
  • Fumes treatment filters which produce Microsilica


The factory is situated in Galicia, at a distance of 10 km from the Cee factory. The access road is the DP-2302 and the closest airport is in Santiago de Compostela.

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