DZ-600W SS Body External Vacuum Machine

In an external vacuum sealer, your product remains outside of the vacuum sealer; a nozzle draws air out of the bag and retracts so the bag can be sealed. Video Demo. Bag Type: Standard. Process: Air is extracted by means of a retractable nozzle which is placed in between the vacuum pouch.This packaging machine is used for vacuum packaging with packaging materials having a extremely high gas barrier for the purpose of food preservation. Most of these machines seal the bag containing food in the vacuum chamber.