FUSED SILICA TBF-100 EX JAPAN Published September 18, 2014 | By yuliashintaindon – Specification : Al2O3 = 0.40% B2O3 = 0. 00% SiO2 = 99.20% Fe2O3 = 0.30% max – Temperature : 1600° C – Usage : Melting of FC and FCD 1550°– 1600° C – Packing : 25Kgs Bag