The techniques used to carry out the recycling of the metallic brackets must guarantee their functionality in the treatment as well as not to cause any allergic reactions. The latest has been successfully achieved; however, the steel that they are made of might be corrosive. The techniques commonly applied for the recycling like the sandblasting and direct flaming were carried out, besides a proposed procedure; this work aims to evaluate the processes of corrosion using electrochemical techniques and electrolyte artificial saliva Afnor. The results corroborated that the sandblasting is the best technique.