How To Seal Mylar Bags With Iron. You will need mylar bags, oxygen absorbers, a cheap hair straightening iron (not pictured), and a jar that will hold the oxygen absorbers until they are needed. Maybe the reader is unsure if they want to dabble in storing food in mylar bags?
It is much easier than ironing a shirt: If you use a hair straightening flat iron to seal your mylar bags, you may find that it works best to hold the iron perpendicular or at an angle to the top of the bag, using the top two inches of the iron progressively across the bag’s opening. An ordinary household iron or flat hair iron can be used to seal mylar bags without damaging the iron as long as the user is careful not to overheat the mylar bag.
Heat seal the bags this is where you will use your chosen sealing method to seal the bags.
F which is the temperature of most hair straightening flat irons making them the ideal solution for heat sealing laminated foil barrier bags. Simply bring edges together and try to expel any excess air. Popular methods include using a clothing iron, a flat iron for hair, or a sealing tool made for mylar. You can seal the mylar bags by using a cloth iron or a hair straightener on a high setting if you do not have a hot jaw sealer.