Iron ore grindability improvement by microwave pretreatment
Sep 25, 2010· Iron ore grindability improvement by microwave pretreatment. ... The influence of microwave pretreatment on grindability of iron ore (Orissa, India) was investigated by grindability tests. ... Natural logarithm of the percentage oversized against grinding time for 253 μm iron ore. Effect of S i with iron ore size.