Rafinarea Uleiului Vegetal
Edible Oil production is able to process different qualities of products depending on the needs of the market. For some cases the clients may only need the process of Vegetable Oil Extraction, but in order to have the premium quality oil, the Vegetable Oil Refining process will be required.
De Smet Engineers & Contractors can assist your company to decide the best process requirements as well as the Contractual Setup that adapts better for every client's case.
Following are the main steps of an Edible Oil Refining process:
Degumming
Degumming reduces the phosphatides content in some crude oils (soybean, sunflower, rapeseed etc)
Neutralizing
The free acids contain in oil can be either alkali neutralize. Most oils can be "physically" neutralize in the deodoriser render this alkali treatment unnecessary
Bleaching
During this operation most colouring pigments are removed by absorption bleaching earth.
Deodorizing
Odour and taste are removed under special condition (high temperature and sparge steam)
Winterizing
Some oils like sunflower will present an un-pleasant turbidity at low temperature. This can be removed by eliminating components like waxes which solidify at low temperature.