What is a Dieline in Packaging?

what is dieline?

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In packaging and printing industry, a dieline refers to a template that ensures the package’s layout is correct before production begins. It shows the fold and cut lines for the package on a flat diagram.

Mailer Box Dieline

Why is a Dieline Important? 

The dieline helps to communicate the design, shape, and size of packaging to the manufacturer in an accurate manner. It is the key to ensuring a consistent final product that meets design specifications.

Explore Different Lines of a Dieline

Dieline works as a guide in the cutting and assembling of product boxes. The manufacturer uses the dieline template to ensure that the final product meets the design specifications.

  • Safety area: Dark blue lines, provide a margin when trimming to ensure important artwork will not be cut off.
  • Folding & cutting lines: Shown in red, represent where your packaging will be folded or cut to form your box.
  • Bleed lines: Light blue lines, represent the excess space between the artwork and the substrate during printing, preventing any imperfections.
  • Glue tabs: The yellow colored area, indicates the areas of your packaging where adhesive should be applied.

How to Make a Dieline Using Adobe Illustrator?

Adobe Illustrator is a powerful software that can be used to create Line Marks for Dies with as little as a few clicks. It is easy and intuitive for beginners and has many advanced features for those with experience designing.

It also provides many preset shapes, which can be modified or customized so that the user can start from scratch only sometimes. The most common use of this tool is in packaging dieline design, but it can also be used for other creative projects such as logos, posters, and more!

Adobe Illustrator has many tools and templates that make designing Dielines easy!

First, you will want to create guidelines to ensure that all edges are straight. To do this, click on a layer and select a new layer. A dialogue box will appear, asking you how wide you want your guidelines to be. For example, if you want them 1mm thick, type in 1mm and press enter. The rest of the process is similar to that of CorelDraw.


What is the difference between a dieline and a mockup?

The dieline represents the packaging in 2D design, while the mockup represents it in 3D.

What factors should I consider when creating a dieline?

When creating a dieline, it is important to consider factors such as the shape, size, and type of material of the packaging.

How do I test my dieline before production?

To see how your packaging will look and function in real life, you can create a prototype using the dieline before going into production. In this way, you can adjust the dieline before it goes into production if needed.

How do I ensure that my dieline is print-ready?

Dielines should be print-ready by considering factors such as image resolution, color mode, and file format.

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