... oil yield:adopted directional pressure-bearing,multilevel promote,one time can squeeze net,the oil-extracting rate increase ... convenience:ingenious structure,occupy small area;completely closed protection,easy operation;5.Durable:adopted wear-resistant steel and fatigue- ... beautiful and clean. Application:Widely applied to all kinds of oil crops,such as sesame,rapeseed,peanuts,cottonseed,soybean ...