Polar Solitary Chamber Vacuum packing So how exactly does vacuuming perform? Vacuum usually means ‘with no air’. A vacuum chamber machine gets rid of 99.8% of the air within the chamber and bundle. It then seals the packaging airtight. Automation is the trendy adaptation from the powder packaging sector. https://www.linpack.com/news/top-food-packaging-machine-manufacturers-ensuring-quality-and-efficiency