we have requirement of 60 mts of ferro silicon magnesium for cif chennai, india, with spec: Mg: 6-8% si:40-50%, Re & ca: 1-2% al: 1% max kindly offer. we are also in need of ferro silicon calcium ca: 30% min size: 10-30 mm/3-10 mm , Ferro phosphorus grade; ph: 23% min , flourspar . Show More