... efficiency 2. Large quantity 3. Easy to operate Cotton seed Cold Oil Expeller MachineCold Oil Expeller Machine for Different ... raw materials, such as ground nuts, soybeans, rape seeds, cotton seeds, sesame seeds, sunflower seeds, coconuts/copra, tea seeds, ... into D series and A series.Features of oil press 6YL seriesoil press machiney equipmentPerformance Characteristics:1. High yield efficiency: ...