### Comparison of Ore Hardness Measurements for Grinding .

standard Bond crushing, and rod mill work indices, abrasion indices and by Dawson for Bond Ball Mill Work Index tests using crushed feed, and Standard Autogenous Grinding Design (SAGDesign) Tests, patented by Outokumpu.

### crushing and screening gp pte calculations | Mining ...

the crushing & screening equipment and processes presented in this handbook are not binding or conclusive. . based on calculations. . crushing applications.