FERRO SILICON EX CHINA Published September 18, 2014 | By yuliashintaindon - Specification : Silicon = 75.00% min Aluminum = 1.00% max Carbon = 0.20% max Phosphor = 0.04% max Sulfur = 0.02% max Ferro = Balance - Size : 10-60mm 90% min or 50-100mm 90%min - Packing : in jumbo bag @1.000Kgs