... . 4.Operation trainning. 5.Hot sale in Central Asia,East Asia et Oil seeds press machine* The brief ption:It could extract ... hemp seed, palm, walnuts andall the oil content crops.The oil left in cake from oil extraction machine is less than 6% . And cake ... :(1).Simple,convenient,energy saving,competitive price. (2).This oil press machine is composed of feeder, gearbox, pressing cage, screw shaft ...