Speed of the drum of the rotary vacuum filter normally ranges from _____________ rpm?
Correct answer: D. 0.1 to 2
- A. 8 to 15
- B. 5 to 7
- C. 3 to 8
- D. 0.1 to 2
Explanation
A rotary vacuum filter drum rotates slowly so that cake formation, washing, drying and discharge can occur during each cycle. The usual speed is approximately 0.1 to 2 rpm, not several revolutions per minute.
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