Polar One Chamber Vacuum packing How does vacuuming do the job? Vacuum indicates ‘with no air’. A vacuum chamber machine gets rid of ninety nine.eight% of the air from the chamber and package. It then seals the packaging airtight. Most of Levapack’s sauce packaging machines needs nominal routine maintenance. https://www.linpack.com/news/top-food-packaging-machine-manufacturers-ensuring-quality-and-efficiency