Abstract: Reasons of the skimmer damage when smelting V-bearing titanomagnetite at Panzhihua Iron and Steel Group are studied.The new type of refractory for the skimmer and dam lining is made and tested.In order to meet the requirements of maintaining temperature of the skimmer the technique of repairing and building the skimmer is improved.At last,the new operation technique of maintaining temperature of the skirmmer succeeded.