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 is shea butter extracted?
Extraction of shea butter from shea kernels can be done via either water extraction i.e. boiling with water, mechanical extraction, solvent extraction, or a combination of these processes. The traditional method of how shea butter is made involves water extraction – boiling the shea kernels with water and skimming off the released oils.
Where do Shea nuts come from?
Production of shea nuts in some selected countries from 2001-2012 (Source: FAOSTAT, 2013). The shea tree is a multipurpose tree crop indigenous to Sub Saharan African. The tree is highly cherished for the oil that is extracted from its kernels and used nationally and internationally in cosmetics, pharmaceutics and in chocolate formulations.
How is shea butter made in Africa?
The shea tree is considered the second most important oil crop in Africa after the oil palm tree . Following de-pulping (for consumption or conservation), the dried shea kernels are processed into shea butter through grinding, roasting, milling, churning, washing, and heating (Figures 2 and 3) . … …
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.
Where does shea butter come from?
Due to this extended growth period, most shea butter is produced from naturally growing shea trees rather than shea plantations. The large plum-resembling fruits that the tree yields contain shea nuts, within which you find the shea kernel, which yields the fat that is shea butter.