In my experience, from 200-350% re-circulating is "normal" for a closed circuit ball mill (reverse or direct). The selection of the hydro-cyclones, pumps and piping sizes all go hand in hand with mill sizing selection.

Get a PriceTwo past approaches, experimental and modelling, for quantifying the effects of classification efficiency and circulating load on the capacity of closed ball mill circuits, are revisited and ...

Get a PriceWhy have a large circulation load:. If a product all finer than a certain critical size is required, the capacity of the ball mill is increased considerably by using it in closed circuit with a classifier and this increase is made still greater by increasing the circulating load in between the ball mill and the classifier (Fig. 70).

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Get a PriceFebruary 28. u should be looking at factors such as the mill type relative to the ore. Winifred Amoah circulating load is the amount of material returning to a comminution equipment (in this case ball mill) in a closed circuit system. on the other hand.

Get a PriceBased on experience acquired over the years and the investigative work conducted by F.C. Bond, it was established that the optimum circulating load for a closed ball mill – cyclone circuit is ...

Get a PriceThe ball charge mill consists of grinding media in various sizes to ensure optimum For ball mills operating in closed circuit, the circulation load is monitored by . Max. power is calculated at Ch1 = ~30% of total power consumption.

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Get a PriceOpen pit mining is by conventional drill/ blast, load/crusher and a.MW ball mill in closed-circuit withmmmodels for simulation exercises aimed at finding throughput . allowed much better control over the ball mill circulating load.

Get a PriceThe obtained results indicate that the proposed algorithm can be satisfactorily used for circulating load calculation in any closed circuit, regardless the complexity of the circuit, with low computing demand and high convergence speed of the result.

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Get a PriceThe reference point is a conventional ball mill circuit in closed circuit with cyclones operating at 250% circulating load and having 38% of fine material reporting to cyclone underflow, resulting in a classification efficiency of 50%.

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Get a PriceSlide 2 Content Introduction Circulating load calculate Most factories the purpose of control Effective factors for circulating load Test design Conclusion References 3. Slide 3 circulating load ratio : As the ratio of the amount of solids going through the ball mill divided by the amount of solids going through the circuit.

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