VULCAN SA makes steam boilers of 120 -2,000 t/h output to supply power steam for 10-600 MW turbines. These boilers are equipped with gas, heavy oil or coal burners, according to the fuel to be used. As far as the construction is concerned, the boilers fabricated by Vulcan S.A. are either natural or forced circulation type.
The natural circulation type boilers are equipped with a steam drum with two gas ways. In most cases the superheaters and economizers are placed in gas way II.