Optimizing The Addition of TiB to Improve Mechanical Properties of the ADC 12/SiC Composite Through Stir Casting ProcessCindy Retno Putri, Anne Zulfia Syahrial, Salahuddin Yunus and Budi Wahyu UtomoE3S Web Conf., 130 (2019) 01005DOI: https://doi.org/10.1051/e3sconf/201913001005