Oil Refining is an essential process for a complete rice bran oil production machine because there are still some impurities such as phospholipids, FFA, pigment, odor, etc. in the crude oil. We provide whole set of rice bran oil refining machine for the world customers. After rice bran oil refining machine, the refined oil has high quality and is good for long time storage.
1) To pump crude rice bran oil into oil refining tank with heat conduction oil, and the temperature will reach about 70°C-80°C in one hour. Add acid or alkali to separate rice bran oil according to the acid value. After one hour’s processing and 4-6 hours deposit, then to convey soap stock to storage tank;
2) Next to pump refined rice bran oil into decoloring tank. When it up to 90°C-110°C after one hour’s heating, then to add clay into tank for 20 min’s processing, and to separate clay and oil with filter;
3) Finally to put decolorizing oil into deodorization tank with vacuum pump. Heating process with steam is for odor removal. After filtering, you will get final rice bran oil products.
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