Drying mechanism for rice - Appropedia: The sustainability ...
2020-3-11 · Rice husk is cheap and lowers drying cost, thus making mechanical drying competitive. As a waste of the rice milling process, the cost of acquiring rice husk is practically its transportation cost to the dryer. In Vietnam, 2.5 kg of rice husk yields the same heat quantity of 1 kg of good-grade coal, but the former costs only 1/7 that of the latter.
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