Duplex Types Duplex premade pouch packing machines fill and seal custom premade pouches, two at a time, at speeds of as many as a hundred and twenty cycles per minute. View Machines Warmth shrinkable sleeve labeling, tamper evident band & multi-pack applicators & stretch sleeve label applicators R&D Office https://www.linpack.com/news/choosing-the-right-tray-sealing-machine-for-your-business