Wave chips produced by double screw extruder precook and single screw extruder to cook and extrusion,then through mould and pulling machine to sheeting machine,finally to get the shape,the line can produce any other shape snack pellet ,for example shell, spiral, square tube,
circle tube, and so on. After drying, the pellet needs frying to get expanded.
Usually,the main raw material is,Hard wheat flour,durum flour, potato starch, corn starch, cassava starch, wheat flour, corn flour etc as raw materials
The production line
Mixing system---Extrusion system,pulling machine----Cutting sheeting system---sieve drum---Frying system---Flavoring System --Packing system
if to produce macaroni,no need frying them,dear,usually the line is mixer,screw conveyor,extruder,pulling and cutting machine,conveyor,dryer,cooling machine.