Home » Custom Mylar Bags For Food Storage: How Long Can Food Last In Mylar Bag Packaging?

Custom Mylar Bags For Food Storage: How Long Can Food Last In Mylar Bag Packaging?

by janeausten
custom mylar bags

The most important thing to be aware of about mylar, it’s constructed to last. Mylar is the most suitable choice if you consider shelf longevity when deciding how to protect your product. There’s a reason that brands worldwide and from every stripe appreciate custom mylar bags. Because regardless of what’s inside, it’s secure.

Mylar’s fancy scientific title is a legally recognized biaxially oriented polyethylene Terephthalate. It was invented in the 1950s and has since been used to make insulation, blueprints, kites, and solar filters. At some point, it was discovered that someone had worked out that this was the key to the hole to store food.

Benefits of Custom Mylar Bags for Food Products

It’s not difficult to get smitten by mylar bags, and it has numerous advantages that companies love:

  • Flexibility
  • Light reflective
  • The gas impermeable to gas
  • Non-porous
  • Durable and puncture-resistant

The best part is that it is a low-cost material to work with.

Every plastic item breathes, and that includes food storage bags and containers. Custom Mylar bags cut air transfer to a minimum. Mylar bags typically contain a middle layer of aluminum and various layers of plastic both on the outside and inside, made to last for long-time storage of food. Child resistant mylar bags are strong enough to withstand a partial vacuum.

What Is Mylar Bags Made Of?

Mylar, also known as BoPET (biaxially-oriented polyethylene terephthalate), is a polyester film made from stretched polyethylene terephthalate (PET) and is used for its high tensile strength, chemical and dimensional stability, transparency, reflectivity, gas and aroma barrier properties, and electrical insulation, according to Wikipedia.

BoPET film was invented in the 1950s by three companies in the United States, Dupont Films (they are the owners of the trademark, but not the trademark.) In the United Kingdom, Imperial Chemical Industries (ICI) and in Germany, Hoechst.

Foods that can be kept in custom Mylar bags

There are a few food items that are particularly good at being stored within mylar

  • Brown rice
  • Whole-wheat flour
  • Chips
  • Jerky
  • Nuts and seeds
  • Dried fruits and vegetables
  • Granola
  • Pearl barley
  • Fresh food items

How Long Will Food Last In Custom Mylar Bags?

On average, you’ll have about three years of custom mylar bags with a long shelf life. Dehydrated vegetables and fruits contain lots of moisture; therefore, they’ll have a short shelf life. However, it’s still just a few years, not months. You can expect seeds and nuts to last for about two years of shelf life due to the oil they naturally release.

Mylar bags can hold up to 5 gallons of liquid. However, if you’re not planning to reside in a bunker, you don’t require 33 pounds of rice, as it could fit in that size. So, if you need help, we’re here to keep your bags in good condition and fashionable.

Mylar bags are available in different sizes; the most well-known are 3.5mil five millimeters, 3.5mil, and 7.5mil. The bags with a higher density are stronger and will likely not have as much food inside them. Mylar shields food from the sun and humidity outside. However, oxygen always exists in the space between closures and food.

There’s a lot to discover about custom mylar bags used for food storage. Businesses across the globe are exploring the boundaries of what the bags can accomplish to preserve freshness. We’re committed to continuing to study how the packaging process can benefit companies of all varieties, whether the product is grain, granola, or even natural supplements.

If you’re interested to learn how mylar bags can transform your company, let’s talk. So, we’d like to show you some examples of how efficient our packaging is and how we’ve collaborated with businesses to develop high-quality food-grade custom mylar bags which look amazing.

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