Research progress on recycling of used MgO-C bricks
The effects of various components in used MgO-C bricks,such as magnesia,graphite,binders and antioxidants,on the regeneration of MgO-C bricks in recent years were reviewed.The treatment meth-ods of MgO-C bricks recycling,namely directly using and carbon removal by heat treatment,were dis-cussed.The key problems such as Al4C3 hydration and false particles in the recycling of used MgO-C bricks were pointed out.Some suggestions for recycling used MgO-C bricks were put forward.