For processing Shea nut kernels, we need a combination of mechanical pressing unit ( Oil Mill ) and solvent extraction plant (SEP). The following are steps involved in Shea Butter Extraction Plant : Shea nut kernels are separated and cleaned to remove impurities such as dust, metal, plant stalks.
How many raw shea nuts are produced in Africa?
Africa produces approximately 1,760,000 metric tons (MT) of raw shea nuts a year, and historically, most of this stayed within the African continent to supply domestic demand. The shea export market traditionally traded raw shea kernels rather than shea butter or other finished products.
What are shea nuts used for?
Shea nuts are usually processed and used for Shea butter extraction which have wide applications in the cosmetic, pharmaceutical and food industries . It is used as cocoa butter equivalent (CBE) and enhancer in chocolate manufacturing, providing greater stability and extended shelf life [6,9]. … …
What are the steps involved in shea butter extraction plant?
The following are steps involved in Shea Butter Extraction Plant : Shea nut kernels are separated and cleaned to remove impurities such as dust, metal, plant stalks. The cleaning process can reduce equipment friction, ensure safe operation, reduce butter loss, improve life of wear parts, increase yield and improve butter and meal quality.
What is the mechanical press method of shea butter extraction?
The mechanical press method of shea butter extraction has been reported by FAO and CFC (2002) but one of the earliest research on the use of the mechanical press was by Marchand (1988). His research revealed that equipped with a jack that exerts 30 tonnes of force, a shea butter press could crush more than 3 kg of shea kernels within 20 minutes.
Where does a shea tree grow?
Although it only grows in a limited swath of sub-Saharan African parklands, the wild shea tree supplies the entire world with enough shea nuts to meet the growing demand for both shea oil and shea butter.