Under the pressure on the claws, the polyethylene promptly cools and solidifies, finishing the sealing approach. Right after sealing, the cutter In the claws cuts the packaging while in the sealing area. Our machine has one particular year warranty and our machine's cam/splitter/air distributor has daily life circle warranty. https://www.linpack.com/news/a-deep-dive-into-modified-atmosphere-packaging-machines-and-their-benefits