FERRO BORON CHINA Published September 18, 2014 | By yuliashintaindon – Specification : Boron = 18.00% min Silicon = 2.00% max Aluminum = 0.50% max Carbon = 0.50% max Sulfur = 0.01% max Ferro = Balance – Size : 0-2mm 90% min – Packing : a) in drum can @250Kgs b) 25Kgs/bag