... consists of mixter, double-screw extruder, air conveyor, dryer and coating machine. Pet Food Production Line is a new ... be finished in the stipulated temperature, pressure, humidity and time.Owing to the reasonable design, special materials, ... consists of mixter, double-screw extruder, air conveyor, dryer and coating machine.MixerDoublescrew ExtruderLarge HoisterThree Layer Roasting OvenFlavoring Line ...