Apr 02, 2019 · Aluminium Smelter. The present capacity of smelter is 4.60 lakh TPA. Alumina is converted into primary aluminium through a smelting process by using electrolytic reduction. From the pot-line, the molten aluminium is routed to either the casting units, where the aluminium can be cast into ingots, sow ingots, tee ingots, billets, wire rods, cast