Screw oil press is a compact-structured oil extrusion machine used for extracting edible oil from more than twenty kinds of oilseeds such as peanut, soybean, flaxseed, sunflower seed, rapeseed, etc. Different from integrated screw oil press machine, it is more suitable to large-scale cooking oil plants which produce various grades cooking oil.
Which machine is used for oil extraction?
As a result, domestic consumers depend mostly on local mills to extract the oil from their desired sources. For industrial oil extraction, screw oil expeller is the most widely used machine. Screw oil expeller is a mechanical device which can generate pressure from rotation of feed to expeller screw manually or automatically.
What is peanut oil processing technology?
This chapter covers the technology used for processing peanut oil. It starts by explaining the pretreatment technology and peanut pressing technology for high temperature and cold pressing peanut oil. It then discusses the peanut oil extraction technology, which includes leaching and separation technology.
What equipment is used for cold pressing of peanut oil?
Figure 3.8 shows the equipment used for cold pressing of peanut oil. First, a sheller is used to shell the peanuts. Then, the peanut kernels are transported to the low-temperature drying oven for drying after being subjected to precleaning, gravity/magnetic separation, and de-stoner cleaning.