adopted in 1, Submerged Arc Furnace for Ferro Alloy, 2,Industrial silicon, 3,calcium carbide, 4,yeuow phosphoursaa Namenumber&markash(%)C.C.S(MPa)porosity(%)normal electric furnace carbon brickYB/T2805-19978min3025maxhighly refractory electric furnace carbon brickfactory's logo8min3815max Since our electric furnace carbon brick was brought to the market in 1999 with the feature"high density,low ...