The purpose of preprocessing is to improve the appearance of oil in order to quickly and efficiently through the machine pressed or oil extraction. It usually includes cleaning, shelling, flaking, bulking, crushing, steaming and roasting processes.
Leaching including oil extraction, wet meal desolventizing, mixed oil evaporation and stripping, solvent recovery processes. The leaching is used mainly rotocel extractor, loop type extractor, drag chain extractor.
Oil refining including degumming, deacidification, decolorization, deodorization, dewaxing and other technology, and some also require degreasing process, the specific decision based on the actual production needs.
Currently we use the most press is a hydraulic press and screw press, the press is divided into two kinds of cold pressing and hot pressing process, some cold-pressed oils can also be hot-pressed, for example: rapeseed.
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10-500T/H oil material first cleaning , drying and storage section turn-key project ;
100-3000T/D oil pretreatment , shelling and pre-press workshop turnkey project (soybean hot peeling , bean skin crushing ; the soybean extrusion , high oil contained pre-press cake extrusion , and high oil contained embryos puffed ; of direct puffed ).Rice bran production line turn-key project;
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