According to pressing temperature, there are two peanut oil pressing technologies: hot pressing and cold pressing. Processing Steps of Peanut Oil Production Line Peanut Cleaning. There are impurities in peanuts before processing. First, a vibrating screen is needed here to remove the impurities from peanut.
Currently, the sunflower oil sold on the market is mostly produced by deshelled presqueezing and leaching process. Deshelled pressingleaching technology is the key point of sunflower oil production line which avoids the negative impact of overrefining, high temperature, and acid and alkali effects on oils, so that the nutrients in the oil can be well preserved.