Here is a 700W Oil Press Machine that extracts oil from flaxseed, sunflower, peanuts, and everything in between. It can achieve an oil extraction rate of 55%. It has a corrosion resistant 304 stainless steel construction. This oil extractor has a speed of 60 RPM and max capacity of 1500ml.
This machine can make about 5kg of oil per hour from peanut, sunflower seed, sesame, and flaxseed.