Rotary vane vacuum pumps are the main option for vacuum packaging. Dry screw vacuum pumps, vacuum boosters, liquid ring vacuum pumps, claw vacuum pumps and rotary lobe blowers also have specific roles in packaging. Each of them gives its very own distinct gain according to the precise application. Flexsafe® https://www.linpack.com/news/a-comprehensive-guide-to-pouch-packaging-machines-types-and-applications