How is sludge removed from sedimentation tank?

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Food Processing Unit Operations Practice Test: Size Reduction - Paddy Rice Milling — practice the complete quiz, review flashcards, or try a random question.

The milling process removes the husk and bran layers from paddy rice to produce white rice. Most milled rice is composed of around 20% husk, 8 – 12% bran, and 69% starchy endosperm. 

Rice milling is a complex process that involves several steps, including:
Pre-cleaning
Dehusking
Polishing or whitening
Separating broken grains from the whole kernels
Bagging the milled rice
Managing the by-products
Grading 

Related: 

Food Processing Unit Operations Practice Test: Size Reduction - Oil Extraction

Food Processing Unit Operations Practice Test: Size Reduction - Grinding 


How is sludge removed from sedimentation tank?