Iron oxide pigments because of their non-bleeding,low cost,and beause different colors can be formed featurs are widely used in coatings,paints an inks.Used in paint pigme-nt iron oxide yellow,iron oxide red,iron brown,iron black,mica,iron oxide,transparent iron oxide yellow,transparent iron oxide red,as wellas semi-transparent products,Tv towers,which must be the iron oxide red the most important.