Removal of Oxide Inclusions in Aluminium Scrap Casting Process with Sodium based FluxesWidyantoro, Donanta Dhaneswara, Jaka Fajar Fatriansyah, Muhammad Reza Firmansyah and Yus PrasetyoMATEC Web Conf., 269 (2019) 07002DOI: https://doi.org/10.1051/matecconf/201926907002