What is the size range of grey cardboard?

Dec 24, 2025

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Hey there! As a supplier of grey cardboard, I often get asked about the size range of this versatile material. Grey cardboard is super popular for all sorts of applications, from packaging to crafts, so knowing the right size is crucial. In this blog, I'll break down the different size ranges of grey cardboard and give you some insights into choosing the right one for your needs.

Thickness Range

Let's start with the thickness of grey cardboard. It comes in a wide variety of thicknesses to suit different purposes. The thinnest grey cardboard I usually deal with is around 0.5mm. This super - thin stuff is great for making things like small, lightweight tags or for adding a delicate layer in a multi - layered craft project. It's flexible and easy to cut, but it's not very sturdy on its own.

Moving up the thickness scale, we have 1.0mm, 1.5mm, and 2.0mm grey cardboard. These are some of the most commonly used thicknesses. The 1.0mm 1.5mm 2.0mm Laminated Grey Board With Good Stiffness is perfect for medium - duty packaging. For example, if you're packaging small electronic gadgets or cosmetics, these thicknesses provide enough stiffness to protect the products without adding too much weight. They're also great for making small boxes or cardholders.

If you need something sturdier, there are thicker options available. Grey cardboard can go up to 3mm, 5mm, and even 10mm in some cases. The 3mm grey cardboard is ideal for making bigger boxes that need to hold heavier items. It can withstand more pressure and is less likely to bend or break during handling. The 5mm and 10mm thicknesses are usually used for industrial packaging or for creating large, structural elements in display stands. They're tough and can support a significant amount of weight.

Sheet Size

In addition to thickness, the sheet size of grey cardboard is also important. The standard sheet sizes can vary depending on the region and the manufacturer. In the international market, a common size is A4 (210mm x 297mm). This size is convenient for small - scale projects and is easy to handle. It's often used for making greeting cards, small book covers, or for testing out design ideas before moving on to larger sheets.

Another popular size is A3 (297mm x 420mm). It's larger than A4, so it's suitable for making bigger boxes or for creating more substantial craft pieces. If you're into making custom - sized packaging, you might also come across larger sheet sizes like B1 (707mm x 1000mm) or even bigger. These large sheets are great for industrial applications where you need to cut out multiple pieces at once or for creating large - scale displays.

Some customers also ask for custom - sized sheets. We're happy to accommodate these requests. Whether you need a specific length and width for a unique packaging design or a special project, we can cut the grey cardboard to your exact specifications.

Roll Size

Grey cardboard also comes in roll form, which is especially useful for continuous production processes. The width of the rolls can range from a few centimeters to several meters. For small - scale operations, rolls with a width of around 30cm to 50cm are common. These are easy to handle and can be used for making things like tubes or small, continuous packaging elements.

Larger rolls, with widths of 1m or more, are typically used in industrial settings. They're great for high - volume production of packaging materials, such as wrapping paper or for continuous box - making machines. The length of the rolls can also vary, but they're usually quite long to ensure a continuous supply during the production process.

Choosing the Right Size

So, how do you choose the right size of grey cardboard for your project? Well, it all depends on what you're using it for. If you're making a small, lightweight package, a thinner cardboard like 1.0mm or 1.5mm and a smaller sheet size like A4 might be sufficient. On the other hand, if you're packaging heavy items or creating a large - scale display, you'll need a thicker cardboard and a larger sheet or roll size.

Think about the weight and size of the product you're packaging. You want the cardboard to be strong enough to protect the item but not so thick or heavy that it adds unnecessary cost. Also, consider the manufacturing process. If you're using automated machinery, make sure the sheet or roll size is compatible with the equipment.

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Our Product Range

We offer a wide range of grey cardboard sizes to meet all your needs. Whether you're a small - business owner looking for the perfect packaging solution or a DIY enthusiast working on a creative project, we've got you covered. Our Double Side Grey Board/ Grey Chipboard/Package Grey Board is available in various thicknesses and sheet sizes, and our Grey Board For Box Manufacturing is perfect for creating sturdy and reliable boxes.

Let's Connect

If you're interested in our grey cardboard products or have any questions about the size range, feel free to reach out. We're always here to help you find the right solution for your project. Whether you need a sample to test or want to discuss a large - scale order, don't hesitate to contact us. We're committed to providing high - quality products and excellent customer service.

References

  • Industry knowledge and experience as a grey cardboard supplier.
  • General information about cardboard sizes from packaging and manufacturing industry sources.