 Oil press machine or called oil expeller is designed to use physical mechanical pressing way to press oil out from the oil seeds. And the mechanical oil press machine is usually suitable for all kinds of raw material, such as peanut/groundnut, Get Price Oil Press Machine And Oil Expeller for Mechanical Oil Pressing Plant Oil expeller is also called oil screw machine or oil press. In a complete oil milling plant, oil expeller is designed to use physical mechanical pressing method to press oil o