The Best Guide to Sizes and Thicknesses of Corrugated Cardboard

Corrugated boxes are still the preferred kind of packaging for a lot of products. Corrugated packaging is durable because of the multiple layers that protect the contents inside a box. Due to their makeup, corrugated cardboard is one of the most durable long-distance shipping mediums and the products it protects can usually endure bumps ad drops without damage. Plus, there are many kinds of protective packaging options that can be added to the cardboard box to further improve product protection. However, not all kinds of corrugated packaging are made equal. Indeed, there are different size and thickness guides you must abide by based on the type of product you want to ship. So, what kind of cardboard is the most suitable for your products?

Keep reading to know your options:

Size and Thickness of Corrugated

Here is a guide on the size and thickness of corrugated to help pick the right option for your product.

  • Single face. This is the least durable kind of cardboard. It is ideal for lining the interior of boxes for secondary product protection. While it is not durable enough to be used as a shipping box, it is the most affordable kind of corrugated packaging you can buy.
  • Single wall. This is the most common kind of corrugated package. It is composed of one medium piece of luted liner glued between two pieces of liner board to form a box. This material is suitable for products that don’t break easily.

  • Double wall. This is a single wall cardboard, times two. It offers an additional layer of security to any corrugated package and makes boxes more feasible for stacking. Often, this packaging option is used for industrial containers or heavy products.
  • Triple wall. This is a cardboard substitute for wooden crates. It is suitable for shipping heavy, industrial-grade products.

Kinds of Flutes

Corrugated flutes are pieces of liners that exist between the liner board. You will find them when you take any box and cut it, designed to offer it some durability and strength. There are different kinds o flutes and choosing a better one gives the box more walls.

  • B flutes. Often, this is a 1/8-inch thick flute best for smaller cartons that will not carry heavy items.
  • C flutes. These are 3/16-inch flutes ideal for daily shipments.
  • E flutes. These flutes are the thinnest and least durable at just 3/32 of an inch in thickness. They are used for small boxes and cartons.

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