Percentage of drum submerged in the slurry in case of rotary drum filter is ________________?
Correct answer: B. 30
- A. 3
- B. 30
- C. 85
- D. 25
Explanation
In a rotary drum vacuum filter, approximately 30 percent of the drum surface is normally submerged in the slurry. This provides immersion for cake formation while allowing the remaining surface to undergo washing, drying and discharge.
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