Jan 01, 2020 Compression, impact, attrition and cutting are the principle reduction. It is now an established fact that size of fineness by some grinding technique accounts for than half of the total cost. In the present study hematite ore of hardness 5.56.5, specific gravity 5.26 has been subjected to grinding tests in a ball mill.Free consultation 40 years of industry experience providing one-stop solution
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