... appearance, small occupation, durable.Technical Parameters of oil press: Model Number1685, 1688, 120, 150Screw Diameter78mm, 95mm, 120mm, 150mm ... process, not only the removal of the size of the particles of impurities, and the depth of the separation of phospholipid ... process does not produce any pressure to completely rely on the the mechanical automatic separation of diesel, once running 20 ...