Aluminum melting furnaces also need to be equipped with systems for handling the dross that forms during the melting process. Dross is a combination of aluminum oxide, other impurities, and aluminum metal that has become contaminated. The removal of dross is essential for maintaining the quality of the aluminum and reducing waste. Special tools, like dross skimmers and dross presses, ... https://www.silcarb.com/industrial-furnaces/crucible-type-aluminium-melting-furnaces.php