Polar Solitary Chamber Vacuum packing So how exactly does vacuuming perform? Vacuum usually means ‘without the need of air’. A vacuum chamber machine gets rid of ninety nine.eight% of the air within the chamber and bundle. It then seals the packaging airtight. SS 316 and SS 314 stainless steel https://www.linpack.com/news/streamline-your-liquid-packaging-process-with-advanced-technology