Category: SAG Mills

Mill Liner Profiler Tool -Track Liner Wear Pattern

Mill Liner Profile Tool

Here is a home-made tool to measure or obtain a fingerprint of your SAG and Ball Mill Liner wear pattern/profile. Each time you shut down, get a profile and build a wear-life over time database to better predict your next reline job or monitor improvements to your liner design. Simple Tool to Track Liner Wear […]

Optimum Mill Liner Spacing | Design Effectiveness SAG

Effect of Mill Liner Spacing Height to Distance Ration on Mill Capacity

The images (chart) below is industry standard when it comes to the relationship between a mill liner’s lifter bar height and the lifter to lifter spacing. What tonnage do you think this SAG mill liner design gets?

SAG Mill Ball Size Evaluator | Evaluation Factors | Calculate Diameter

Are My Balls Big Enough

Lets calculate/select/pick a new ball for your SAG mill.  Now, lets suppose you have a SAG Mill and Ball Mill that are not drawing full kW Power.  The SAG Mill has a “small” circulation load of oversize given be the 3/8″ trommel screen and the 1/2″ x 1 1/4″ discharge grates.  The load of 4″ balls […]

Do I Need Bigger and Larger SAG Mill Balls

SAG Balls

How do you know if a larger SAG ball will increase your tonnage and how to select it?  When is it time to change to a larger Ball in your SAG Mill? It’s difficult to generalize on SAG mill ball size selection as it depends on a number of factors: Ore properties Level of impact […]