Rotary vane vacuum pumps are the primary choice for vacuum packaging. Dry screw vacuum pumps, vacuum boosters, liquid ring vacuum pumps, claw vacuum pumps and rotary lobe blowers also have certain roles in packaging. Each of these gives its very own distinct gain dependant upon the particular application. Vacuum https://www.linpack.com/news/a-comprehensive-guide-to-pouch-packaging-machines-types-and-applications