What is aluminium made of and how is it extracted from ore?
Aluminium is an elemental metal extracted from bauxite ore, which typically consists of 30% to 60% aluminium oxide ($Al_2O_3$) mixed with silica and iron oxides. The extraction utilizes the Bayer process to refine ore into alumina, followed by the Hall-Héroult electrolytic reduction in molten cryolite at 960°C. Global output reached 78 million metric tons in […]
What is aluminium made of and how is it extracted from ore? Read More »
