Corrosion mechanism,technical requirement of dry ramming mix for ultra high power(UHP) electric arc furnaces(EAF) and the main improving points of the ramming mix are presented.

• 介绍了超高功率(UHP)电炉干式打结料的侵蚀机理、技术要求及新型UHP电炉干式打结料的改进要点,以及研制的UHP电炉新型干式打结料在钢厂的实际应用情况。