A nozzle, that is the snorkel, is then inserted in to the packaging material. It pulls a vacuum and then flushes the modified atmosphere into the offer. The nozzle is eradicated plus the deal is heat sealed. This technique is well suited for bulk and large operations.[11] All of https://tray-sealing-machine93727.mywikiparty.com/1218491/pouch_packaging_machines_fundamentals_explained