Iron Sand Processing To Produce Sponge Iron

The most common grades are 6, 9, 15, and 20lb iron oxidebushelhe chips are contained in a vessel, and sour gas flows through the bed and reacts with the ferric oxideigure 73 shows a typical vessel for the iron sponge processhe ferric sulfide can be oxidized with air to produce sulfur and regenerate the ferric oxide.