Rotary vane vacuum pumps are the very first 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. Every of them presents its own distinctive benefit according to the certain application. KHS https://andyjjiig.wikicorrespondence.com/4781239/a_secret_weapon_for_sauce_packaging_machines