Which extraction method is best for sunflower seeds?
Therefore, prepress solvent extraction, with the highest oil recovery yield, is the process method utilized today for the majority of the sunflower seed that is crushed globally.
How is sunflower crushed for oil recovery?
Sunflower is crushed for oil recovery via one of two process methods, hard pressing or prepress solvent extraction. Hard pressing relies upon exerting high pressure on the prepared seed to separate oil from the solids fraction, historically recovering about 25% oil from the seed.
How does a sunflower extractor recover the solvent pumped to the extractor?
The solvent evaporated from the sunflower meal and the miscella are both recovered in the solvent recovery system within the solvent extraction process area. A typical sunflower plant will recover 99.8¨C99.9% of the solvent pumped to the extractor.
What is a prepress solvent extraction method in a sunflower crushing plant?
In a typical sunflower crushing plant using the prepress solvent extraction method, the initial steps of seed pre-cleaning and seed drying are located in the seed receiving section of the facility, prior to seed storage.
