Vegetable seeds oil expeller D-1688 1.High oil output rate 2. ... be pressed by this machine, such as, peanuts, sesame, vegetable seeds, soybean, sunflower, cottonseeds, flax, etc.4. Oil Purity control: the ... not needed.)3. Open the machine, put seeds into the flow box.4. Seeds flow into the screw bolt, the pressing begins ...