ASPECTOS TÉCNICOS DA UTILIZAÇÃO DA CAREPA GERADA EM PROCESSOS SIDERÚRGICOS E TRATADA POR DESAGREGAÇÃO ULTRA-SÔNICA

The Brazilian ironmaking has a waste average generation of 700kg per ton of produced steel. Recuperation of metallic contents presented in these wastes came to be very important either concerned to the limits obliged by the environmental legislation or by the economical point of view, inasmuch as they replace raw-materials employed in process. Mill scale is a product from the oxidation of steel when it is submitted to the thermal gradient or...