Productive Practice of Drying Dust Separation System of 2~# Blast Furnace Lowering Stuff Surface Blowout the Furnace

Introduce the methods that raise the ability of radiator to lower the temperature in the process of blast furnace drying dust separation system adaption to the blast furnace lowering stuff,the changeable situation that the temperature of coal gas at case entrance after gravity force dust collector、analyse the influence blast furnace lowering stuff surface on dry system generalize operating points and matters need attention in the process of operating.