Sealing System: Once the pouches are stuffed, they should be sealed. This component assures the pouches are airtight, keeping the contents contemporary. Distinctive sealing methods, like heat sealing or ultrasonic sealing, may be used based upon the supplies included. Gas flushing is a popular active modified atmosphere packaging system https://www.linpack.com/news/how-vacuum-packaging-machines-are-transforming-food-preservation