Study of mould hardness for alpha set type resin bonded moulding sand system using Taguchi approach for metal casting applicationsDeshpande Anand, Gharge Aishwarya, Deshpande Pratik, Patil Pratik, Vaidya Tejashree and Chate GaneshMATEC Web Conf., 144 (2018) 03007DOI: https://doi.org/10.1051/matecconf/201714403007