soybean oil press D-1688 1.Material:stainless steel ... sesame, vegetable seeds, soybean, sunflower, cottonseeds, flax, etc.4. Oil Purity control: the vaccum oil filter is used to remove the residues ... needs 10 ~ 20m2 for production.6. The oil left in cakes is less than 6%. The cake thickness can be ... screw bolt, the pressing begins.5. The crude oil is out of the squeezing bolt, flowing through the board ...