What is the efficiency of the screening operation

Reference no: EM133662518

Question: Iron ore has the following screen analysis after crushing to minus 50.8 mm. Passing Retained Wt.% 50.8 mm 38.1 mm 41.5 38.1 mm 25.4 mm 25.2 25.4 mm 19.0 mm 15.1 19.0 mm 12.7 mm 13.1 12.7 mm 9.5 mm 5.1 9.5 mm 0.0 Total 100.0 If the -50.8 mm material is fed to a screen at the rate of 300 TPH to remove the -19.0 mm material and the undersize from the screen is 50 TPH, what is the efficiency of the screening operation?

Reference no: EM133662518

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