Manual Vacuum Packing Machine To be specific, the Manual Vacuum Packing machine involves the manual processing steps during the vacuum extraction process. Being one of the basic and superior vacuum sealer, it can extract vacuum with the utmost efficiency and power. Being portable in size, it is also known as Portable Vacuum Packing Machine. Easy to access and seal all kinds of plastic bags, manual vacuum machine takes quite a less time in completing the extraction and sealing process. All you have to do is put the pouch filled with your product in the chamber, close the lid and let the machine complete its oxygen extraction process and well in a span of a few seconds your vacuum sealer secures the product, and seals the open end of the pouch. Easy, though! The best utilization of this kind of machine is in the medicine or food industry, where the food product bag and medicine capsule/ pouch are kept oxygen-free for longer life and better quality of food articles.