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FAQ About Desiccant Bags

If you’re sending an important package to a family member or customer, you’re probably looking into different protective packaging options.  A valuable protective packaging option is desiccant bags.  These bags absorb moisture, chemicals, and odors to protect your products.  By utilizing desiccant bags, you can feel confident that your package is being protected against moisture, mold, mildew, and rust.  This article answers the most frequently asked questions about desiccant packs.

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What are desiccant bags made out of?

Desiccant bags usually contain silica, which is a nontoxic, water-insoluble white solid.  They are usually packaged in materials such as Tyvek paper, which is made of high density polyethylene fibers.


What products can I use desiccant packs to protect?

You can use desiccant packs to protect products such as semiconductors, electronics, cartons of food, and all types of machinery.  Any products that need protection from moisture can benefit from desiccant packs.


How long do desiccant bags last?

Desiccant bags can be used repeatedly.  These bags may degrade more quickly depending on the environment, but it is recommended that you replace your desiccant bags after about 2 years of use.


How can I tell if a desiccant pack is ready to be replaced?

Desiccant packs are ready to be replaced when they dry out.  If they are dry, they will crush when you press them between your fingers.


How many desiccant packs do I need?

There are many factors that should be considered, such as the nature of the material that is being protected, atmospheric conditions, the type of desiccant pack being used, the length of protection needed, and the size of the product that is being protected.  There are desiccant calculators that you can find online, or you can ask your protective packaging provider for an exact answer.

Now that you’re more informed on desiccant bags, make sure to include them in your next shipment.  Other protective packaging options include VCI paper, anti-static bags, and moisture barrier bags.