Rotary vane vacuum pumps are the primary option for vacuum packaging. Dry screw vacuum pumps, vacuum boosters, liquid ring vacuum pumps, claw vacuum pumps and rotary lobe blowers also have distinct roles in packaging. Each individual of these features its very own unique benefit dependant upon the specific application. https://www.linpack.com/news/how-to-select-the-right-pouch-packaging-machines-for-your-needs