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اعتقد اللون
The Main Function Of Iron Ore In The Cement Is While Melting / Burning Of Raw Meal In Kiln Iron Ore Melts Itself And Liquidize The Material To Easy Pass From Kiln, Avoid Coating In The Kiln And It Supports Perfect Formation Of Clinker
I think the function of iron (fe2o3) in cement it just to component (C4AF) it give the a special colour for portland cemet.In other type of cement it add for resistance the SO3 in the land (water will ).
Together with Alumina Iron oxide reacts with Ca forming tetra calcium alumino ferrite, acts as a fluxing agent , which facilitate the formation of Calcium silicates at a lower temperature than required. It also gives the colour of cement.
في الرمادي علشان اللون وعلشان يكونلي c4af
