### hardgrove grindability index iron ore

Hardgrove Grindability Index Iron Ore grindability work index for iron ore ecocenture. iron ore grinding its related formulae perkinspreschool. Dec 26, 2017· A Methodology to Estimate Ores Work Index ResearchGate The work index, wi, presents the ore grindability, and is used in Bond formula to calculate In next step, an equation was presented in order to calculate Miduk copper .