can you put magnetite into a furnace grind
can you put magnetite into a furnace grind. Oct 10 2017 Roasting or calcination of the ore oxidizes some of the sulfur phosphorus and arsenic impurities Sulfur oxide is volatile and evaporates off or is washed out Iron is mainly extracted from hematite Fe 2 O 3 and magnetite ores Natural or direct shipping iron ores contain between 5070 iron and can be fed directly into