The main power of the hydraulic oil extraction machine is hydraulic oil, which generates pressure in the machine’s press chamber to squeeze walnuts. The walnut oil press machine mainly uses pure physical cold pressing to squeeze walnuts. And the dried walnut as the raw material to press oil is better.
How to extract oil from walnuts?
The walnut for oil extraction must be sufficiently dry. The wet walnuts need to be roasted with a roaster machine, then a walnut oil press machine to press the oil. Although the oil squeezed by a hydraulic oil press is pure enough, there are still many customers who insist on buying an oil filter.
What is a walnut oil press machine?
The walnut oil press machine is a hydraulic oil press, which mainly uses hydraulic oil pressure to press walnuts. It can use whole walnuts or peeled walnut kernels as raw materials for oil extraction.
Why is oil extraction of walnuts important?
The industry of oil extraction of walnuts itself is considered an important source for producing wastes from walnuts depending on the used pretreatment and processing technologies [ 92 ].