Physical Properties Of Iron Oxide Red

There are two kinds of natural and man-made. Naturally called west red, it is basically pure iron oxide, which is red powder. Due to different production methods and operating conditions, their crystal structure and physical properties are very different, and their color varies from orange to blue to purple. The hiding power and tinting power are great. Density 5-5.25. It has excellent light resistance and high temperature resistance, and is resistant to atmospheric influence, dirty gas and all alkalis. It gradually dissolves only when heated in concentrated acid.