Step by Step Guide on How to Seal Mylar Bags for Food Storage?

Thursday, 11 July 2024
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Mylar bags are quite popular for storing food items. such as grains, legumes, rice, flour, and wheat. The reason for storing food in mylar bags is due to its sturdiness and unique properties that help in increasing the shelf life of food.

Mylar bags for food storage are not only used to preserve food items and increase their shelf life but also used to market and promote the brand. With unique properties and the ability to tailor them according to your requirements, custom mylar bags with a logo can enhance your brand’s identity, increase awareness, and drive more sales. 

If the mylar bags are not sealed properly, food items are vulnerable to being spoiled due to exposure to air, light, heat, and moisture. It also ruins your image in the eyes of the customers as they expect everything to be perfect and without any damage. 

If you are interested in knowing more about what is a mylar bag and the list of foods to store in a mylar bag, you can read our recent blog post.

For now, let’s take a look at:

  • How do you seal mylar bags for food storage with Iron?
  • Best mylar bag sealer
  • Best ways to seal mylar bags
  • How to seal mylar bags with iron?
  • How to seal mylar bags for food storage with impulse sealers?
  • How to seal mylar bags for food storage with hair straightener?

Types of Best Mylar Bag Sealers

Storing food in mylar bags is effective in increasing shelf life. When it comes to sealing mylar bags, there are different types available on the market. Here is a brief overview of the types of mylar bag sealers you can use. 

Impulse Sealer for Sealing Mylar Bags 

Impulse sealers for mylar bags are inexpensive and can cost you under $100. They are effective in sealing mylar bags without any trouble or prior experience. To seal mylar bags with an impulse sealer, just place the edge of the bag on the heated bar and squeeze the lever for around 2-4 seconds. 

Vacuum Sealer for Mylar Bags

Sealing mylar bags for food storage using a vacuum sealer is quite popular. They are widely used to seal mylar bags as they remove excess air more than any other mylar bag sealers. Vacuum sealers are more effective than any other methods, as they remove excess oxygen from the mylar bag. It preserves the food for a longer period and extends its shelf life.


Hair Straightener for Sealing Mylar Bags

If you are looking for answers about how to seal mylar bags at home, a hair straightener is an ideal way to do so. All you have to do is place the mylar bag’s edge in the heated bar of hair straightener and slide it from one end to another end. However, make sure that you are using a metal straightener instead of the ceramic straightener. 

Cloth Iron for Sealing Mylar Bags 

Another effective way to seal mylar bags at home is using a cloth iron. After placing the content in the mylar bags and oxygen absorber, just run the heated iron from one end to another of the mylar bag for food storage. 

How Do You Seal Mylar Bags for Food Storage with Iron?

Sealing mylar bags with iron is the most easiest and cost-effective method. Here’s a step by step instructions on how to seal mylar bags for food storage with iron.

  1. If you want to sell your food items without printing or customizing the mylar bags, you can simply use a permanent marker with the date, weight, and name. 
  2. Fill the mylar bag with food items, leaving at least 3-4 inches gap from the top. 
  3. Place an oxygen absorber inside the bag and if the bag is bigger, you can place additional oxygen absorbers inside. 
  4. With the medium heated iron, quickly run across the top of the mylar bag several times unless the bag is sealed properly. 

How to Vacuum Seal Mylar Bags for Food Storage?

If you are sealing mylar bags for food storage using a vacuum sealer, here’s how to do it. 

  • Place the content within the mylar bag and leave some space at the top
  • Using a vacuum sealer for mylar bags, place the open end of the bag over the vacuum port
  • Switch on the vacuum sealer and let it suck the air out of it
  • Once the air is removed completely from the mylar bag, the vacuum seal will automatically seal the bag

How to Seal Mylar Bags with Impulse Sealer?

If you want to seal mylar bags for food storage with an impulse sealer, here is a step by step instructions.

  • Add food content in the mylar bags for food storage
  • Place the bag on the edge of the impulse sealer heated bar
  • Squeeze the lever for a few seconds
  • Your mylar bags for food storage will be sealed 

Reasons to Seal Mylar Bags for Food Storage

There are several reasons to seal mylar bags for food storage. Here are a few of them. 

Protection of Food Items

The number one reason to use mylar bags for food storage is to protect it from exposure to air, heat, light, moisture, and rodents. From retail shelf to consumer’s table, you need to make sure that your food items are safe to consume and the freshness of food is maintained.


Increased Shelf Life 

As a food vendor, you have to comply with rules and regulations to maintain the freshness of food and provide standard quality. With the use of mylar bags, you can ensure that the food is preserved without being exposed to external environments. This leads to increased shelf life of food items, maintaining freshness, and consumption without worrying. 

Prevents from Contaminating Food

The food items are vulnerable not only to external environments but also to pests and insects. Moreover, food items when contaminated can lead to worse health effects. 

Affordable Storage Solution

If you want your food items to be stored for a longer period without spoiling, mylar bags for food storage are the best options. It will lead to less food wastage and reap better revenues on selling your food items on retail shelves. 

Convenience of Handling and Storing 

Mylar bags for food storage can be easily stocked in godown, organized, and stored. Moreover, shipping costs can be controlled without putting an extra burden on your bank account. Thus, mylar bags for food storage provide an efficient and compact solution for storing food. 

Ideal Mylar Bag Sealing Temperature

The ideal temperature for sealing a mylar bag ranges from 375 degrees Fahrenheit to 425 degrees Fahrenheit. The sealing of mylar bags for food storage depends on factors like material thickness and heating equipment dimensions. 

Summing Up

Mylar bags for food storage are best option to look for when it comes to food storage and protection. However, the only way to get the best results is by sealing mylar bags using the techniques discussed in this blog.

Frequently Asked Questions

Mylar bags for food storage can be sealed using different techniques including:

  • Seal Mylar Bags with Impulse Sealer
  • Seal Mylar Bags with Vacuum Sealer
  • Seal Mylar Bags with Iron 
  • Seal Mylar Bags with Hair Straightener
  • Seal Mylar Bags with Foodsaver

Yes, you can seal mylar bags for food storage with a vacuum sealer by following the steps mentioned previously in the blog.

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