Location: CHINA, HUNAN

mill scale.
in the process of making steel slabs and steel plate, another valuable by-product, iron oxide, called '' mill scale'' in the industry, is produced. steel mill scale is nearly pure iron oxide and is suitable for reuse in steel-making processes. reuse of this steelmaking by-product decreases the need for mining nationally and globally and saves energy.'' ''Mill Scale'' is the surface of the steel when it is reheated for rolling or forging. It is the oxidation of the iron and it forms thin flakes of iron. It is very good material to melt. Most mills produce scale within normal operations and remelt it. It is ISRI code 228