Widely used in furnace. Graphite Electrodes are widely used in electric arc furnace and ladle refining furnace for steel making and in electric smelting furnace for producing industrial silicon, yellow phosphorus, corundum and so on. Specifications:Dia.75,150,200,250,300,350,400,450,500,600Length:1200mm,1600mm,1800mm,2100mmGrade:RP,HD,HP,SHP,UHP Graphite electrodes(RP,HD,HP,SHP,UHP)