A Review of Secondary Aluminum Production and Its Byproducts

Abstract Secondary aluminum production is required for the conservation of environment. It can significantly reduce greenhouse gas emissions and energy consumption alumina, a source primary aluminum. requires sorting processes metal scrap before starting refining process. Salt slags generated from both secondary need to be recycled/treated as they are considered hazardous byproducts. This review paper discusses methods used waste managing utilizing slag cakes/slag recycling techniques.