... extruder adopts corn, rice, wheat, oat, barley etc as ingredients to make puffed snack. Through friction of screw and barrel, the ... Raw materials: adopts corn, rice, wheat, oat, barley etc as ingredients 3. Products: Variety shapes are available for ball, tube, stick ... phase: 220V/50Hz, we can make it according to customers' Local voltage according to different countries 7. Machines Materials: All the ...