shea nut oil refinery plant with dry fractionation in uganda

                                               
                                               
                                               
                                               
                                               
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  • How does shea butter refining work?
  • It is well-known that shea butter refining involves various steps. When making refined shea butter from raw shea butter, there are four important steps: de-gumming, neutralization, bleaching and deodorization. The ingredients that are not good for consumption are removed from the butter at each stage of the refining process.
  • Does Uganda produce oleic acid butter?
  • Maranz et al. (2004) discovered that Ugandan shea populations produce consistently high oleic acid butter (51.2¨C62.1%), that is liquid at warm ambient temperatures in comparison to West African shea butter (Senegal to Nigeria), which is more variable in its oleic acid content (ranging from 37.1¨C54.7%).
  • Does shea butter olein & stearin need to be fractionated?
  • Additionally, the refining process unintentionally removes some desirable natural bioactive components. After being refined, shea butter can be fractionated into shea butter olein and stearin, depending on the client¡¯s wants. In the lipid processing industry, fractionation is one of the steps.
  • How much oil is in a shea nut?
  • Late collection (following germination), poor drying (resulting in fungal infections), and smoking (instead of boiling and sun-drying) can produce shea nuts with an average oil content of 20¨C25% by weight; less than half that typically expected from the best quality kernel (~ 50% by dry weight).
  • How many tons of dry shea nut are produced a year?
  • Current estimates suggest that about one million tons of dry kernel are traditionally processed and consumed locally, and between 200 and 500 thousand tons of dry shea nut or kernel equivalent (shea nut equivalent tons¡ªSETs¡ªwhether extracted or fractionated, into butter or stearin, within or outside Africa) are annually traded for export. 5.1.2.
  • Are East African shea Butters richer in oleic acid than West African Butters?
  • These results are consistent with those obtained by Davrieux et al. (2010) in other study in which it was confirmed that East African Shea butters were richer in oleic acid (56.64%) than West African butters (45.91%).