1. energy-saving,low consumption of electrode and fireproof material. 2. high reliability and long service life ApplicationsMetallurgy of metal and non-metal for metal silicon, alloy iron, zinc, calcium-carbide, matte, phosphor, phosphonium boron, capacitance magnesite, capacitance adamantine spar, mullite and so on. Brief Introduction of StructureAccording to the different smelting grade, ...