Groundnut oil expelling machine is an important device for oil recovery from groundnut seed in a roller mill, direct firing of barrel and pressing with an engine driven oil expeller. Expeller use a horizontal rotating metal screw, which feeds oil-bearing seeds into a barrel shaped outer casing with perforated walls according to Maul et al (2011).
What is groundnut oil extraction?
Lawan et al. (2015) , reported that groundnut oil extraction involves shelling the groundnut pods, roasting the shelled groundnut seeds, deskinning and winnowing the roasted groundnut seeds, milling the cleaned groundnut seeds and kneading the paste produced. … PDF | Groundnut oil extraction involves removing oil content of the groundnut seed.
What is a groundnut oil expeller?
The Groundnut Oil Expeller is a screw type machine, which presses groundnut through a barrel-like cavity. Raw material (groundnut) enters one side of the press and by product (cake) exit the other side. The machine uses friction and continuous pressure from the screw drives to move and compress the groundnut.
Is a groundnut oil machine suitable for commercial use?
At a regulated heater temperature of 100oC the quality of the oil and groundnut cake was pleasant and edible. Based on the efficiency and the quality of the oil produced, this machine was recommended suitable for the production of groundnut oil for commercial use.