Duplex Styles Duplex premade pouch packing machines fill and seal custom made premade pouches, two at any given time, at speeds of around 120 cycles for each moment. See Machines Fuel flushing is a popular active modified atmosphere packaging method for food packaging. It accomplishes 3 important plans: At https://www.linpack.com/news/choosing-the-right-tray-sealing-machine-for-your-business