electrode paste is used as consumptive conductive material----self-roasting electrode in the iron-alloy furnace and the ecetylene furnace. electrode paste brings obout caloric in the furnace by electric current, the electrode paste baked to be conductive electrode for smelting. Category items Confined paste NO1 NO2 Standard electrode paste NO1 NO2 NO3 Chemical electrode paste Ash%(m/m)not greater than 4.06.07.09.011.011.0Volatile matter %(m/m) 12.0-15.512.0-15.59.5-13.511.5-15.511.5-15.511.0-15.5Compressive strength Mpa not less than 18.017.022.021.020.018.0Resistance µΩmnot greater than 657580859090Bulk densityg/cm3 not greater than 1.381.381.381.381.381.38Bending strenth % 5-205-205-3015-4015-405-25