Question: QUESTION 3 The flow sheet shown below illustrates a conventional closed circuit grinding operation. The cyclone overflow line is instrumented with a magnetic flow meter

QUESTION 3
The flow sheet shown below illustrates a conventional closed circuit grinding operation. The cyclone
overflow line is instrumented with a magnetic flow meter and nuclear density gauge, and the mass of
dry ore fed to flotation is 20th. The feed from the fine ore bins is sampled, and is found to contain 8%
moisture. The cyclone feed contains 30% solids, the cyclone underflow 60% solids, and the overflow
20% solids. Calculate the circulating load on the circuit and the amount of water required to dilute the
ball mill discharge.
QUESTION 3 The flow sheet shown below illustrates a conventional closed

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