Low sulfur , low ash steelmaking carburant. F.C. Content:99% High purity carbon. Good absorptivity . Low sulfur , low ash steelmaking carburant Steelmaking carburant F.C(Min)99.90%99%98.50%S(Max)0.01%0.03%0.05%ASH(Max)0.30%0.50%0.80%V.M(Max)0.30%0.50%0.70%H2O(Max)0.50%0.50%0.50%Size:0.5-1mm,1-5mm,5-10mm,10-20mm,ect.It is made from low sulfur and low nitrogen petroleum coke by 2500-3500°C ...