Shipping frozen food safely demands a lot of information about food packing, cooling materials, insulation, and many other things. It is essential to have proper information regarding the shipping of frozen food.
This right knowledge will help you secure the shipment of your frozen goods and will also save you money. This article provides a step-by-step guide to shipping frozen food without any risks. We tell you what to do and what to avoid when shipping frozen food.
Step-By-Step Guide To Ship Frozen Food
When shipping frozen food, one has so many questions popping into mind, such as how much dry ice to ship frozen food or what’s the right packaging. Our guide will answer all your queries. Let’s get started.
Freezing The Food
Everyone assumes that the process starts with choosing the right packaging or cold source. That said, have you ever wondered how to keep food frozen while shipping? At this stage, this isn’t about the right insulator or ice. Partially frozen food can be damaged easily. For secure shipping, freeze the food accurately, and if possible, pre-cool the container as well. If the frozen food isn’t shipped appropriately, its quality may decline. Every step from choosing the right cold source to the right custom food boxes matters.
Picking The Right Cold Source
To keep the frozen food secure from spoiling, cooling agents are used. These agents keep the food below 0° F . This prevents bacteria from growing. There are two types of cooling agents. The usage depends upon the shipping duration and destination.
Dry Ice
It is best for maintaining freezing temperatures. When using dry ice, remember it releases carbon dioxide. CO₂ piles up inside the packaging and causes it to breach. Here are some guidelines to avoid this crisis.
Dos
- Select boxes made from wood, fiberboard, and plastic that are sturdy
- If using plastic boxes, ensure they have vents
- Use polystyrene foam as an insulating material, but don’t seal it
Don’ts
- Using steel drums/jerricans as the outer packaging material.
- Putting dry ice in a sealed plastic bag before placing it inside
Gel Packs
Gel packs are used when items need to be cold between 34ºF (1ºC) and 50ºF (10ºC). So choose it for keeping the items chilled. The next step is to choose the right packaging.
Selecting Accurate Packaging
Packaging is the backbone of successful frozen food shipment. The right packaging keeps your frozen food safe from any damage. This is how to pack frozen food for shipping.
The first step is to take an insulated box or container. The container should be specifically made for frozen food. The reason is because thoes container are designed to keep food cool throughout shipping. The extra layer of insulation maintains the temperature.
Dos
- Under 30 pounds: Put frozen products in the box, then put dry ice on top.
- Over 30 pounds (or dense loads): Put products between two dry ice blocks.
Also, if you’re shipping regularly, then using custom frozen food boxes designed especially for your needs and cold shipping will help to maintain temperature and protect your products. Done packaging; now time to ensure it’s effective.
Eliminate Space For Better Insulation
The thermal performance of a package is diminished if there is leftover air space. This is because the extra space allows heat to circulate faster. To prevent it, reduce air gaps using filler material like foil insulation roll. Packing dry ice pellets into the space also gives a more efficient and tighter packaging. Finally, let’s move towards the last step of our guide.
Leave A Bit Of Headspace And Add Safety Notes
The insulated liner’s lid or flap should close without touching the dry ice. To ensure this leaves enough space. Shippers use cardboard boxes, plastic bags, or gel packs to separate the insulation from the dry ice. The main goal is to prevent compression of insulation between the container and frozen food.
Tips for Cheap Shipping
Now we already know the basic steps of shipping. There is one still important factor left that is cost. Here’s how to ship frozen food cheaply while maintaining safety and quality.
Cost Reduction Strategy:
- Reduce transportation time: overnight shipping is expensive, use 1-2 days ground shipping instead
- Select the right box size: The cost of shipping is determined by dimensional weight, so accurately sized boxes are cheaper
- Everything frozen: Food, packaging, and coolants must be fully frozen from the beginning.
- Check out local delivery services
So how much does it cost to ship frozen food overnight? Overnight air shipping is usually the most expensive option due to expedited handling and stricter carrier requirements. Which is exactly why sticking to 1–2-day ground delivery can save you significantly.
The Packaging Strategy:
- Insulation: A strong corrugated box with foam or vacuum insulation material (1.5 inches + thick).
- Cooling source: Use dry ice for longer shipment durations
- Watertight liners: Double-bag all foods in a waterproof liner.
Shipping Overseas
How to ship frozen food overseas? The rules are the same, but international shipments demand extra planning for longer transit times, customs regulations, and stricter dry ice restrictions on air carriers. Select a courier experienced in cold chain logistics for better cost and reliability.
Final Thoughts
Successful shipping of frozen foods depends on three aspects: perfect insulation, the right cooling agent, and speed. These factors will ensure that your products are received as they were shipped, fresh and frozen. At Packlim, we handle all kinds of packaging challenges and craft the best frozen food boxes for brands to enhance brand identity.
FAQs
How to ship frozen food without dry ice?
Transport frozen food using gel packs, insulated boxes, and expedited shipment – recommended for 24-48 hours of transport.
How to ship frozen food products?
Take an insulated box and put frozen food in it. Put dry ice or gel packs over it. Label it and send it through shipping.
How to ship frozen food to another state and country?
Within your country, pack it in an insulated box and put dry ice over it. Label “Perishable, Keep Frozen,” and use expedited shipping. Overseas, pack likewise, but verify regulations for customs clearance and dry ice.
