Cardboard making and its steps are done through processes, but in this article , we want to talk about the types and uses of them in cartons and box making, so it is suggested that you join us.



What is cardboard?

Cardboard is a paper-based material. Although there is a slight difference between paper and cardboard, it has different thickness, which determine its softness and hardness.

Today, cardboard is used to produce magazines, postcards, business cartons, as well as a variety packaging and cardboard boxes.

Cardboard boxes are produced for a variety of products due to their ductility and flexibility. Cardboard is usually made of wood fibers, which are turned into dough by special cardboard machines and made in several layers with different thickness.


The smoother the cardboard, the higher the printability, which is why poplar and pine trees, which have longer fibers, are usually used.

Types of carboard

There are several types of cardboard, each of which is used in different applications according to its specific characteristics. Toy are all somewhat familiar with cardboard models such as gray back, white back, inderboard, glossy and kraft, but there is more than you know that it is recommended not to miss the rest.

Gray back

Gray back, as its name suggest, has two surface, the outer side of which is printed and the inner surface is gray. This cardboard has a special shape done to its thickness ad is used for boxes of tissue paper matches, toothpaste, etc. As its inner surface is gray, it is forbidden to use for food and cosmetics.

Gray back can be used in the laminating process so that its outer surface is printed and its cellophane is applied according to the customer’s needs.


This box model gives an attractive appearance to the product packaging sue to the print that is inserted on it. Usually the thickness of this model is between 230 and 500 g, which the higher the calorific value and thickness, indicates that the devices and accessories that are place inside them are more sensitive to external hub damage.

White back

This typed of cardboard is usually used for food and cosmetics industries, whose calipers, like the cardboard behind gray, are between 230-500 grams.

Since the inner surface of this type of them is also white, it is very useful for products where it is possible to see a part of the product from their packaging. This cardboard, due to the smoothness on its surface, allows the box to print well and creates a more elegant appearance for packaging.


Inderboard, known as sanitary napkins, is used for food that is highly sensitive to contamination and for export cosmetics. The appearance of the white back and the Indeboard are very similar, but they differ slightly in structure.


For example, gloss, high quality in terms of material, hardness and high strength are the characteristics of inderboard. Another important features of this type, in addition to its hygienic nature, is its high density, ie it has the ability to bend without breaking and racking compared to other boxes produced.


Glossy, also called coated cardboard, has a heavier thickness. The glossy and smooth surface of this type has made the printing with better quality and smoother on it and the ink is evenly out.

The higher the calorific value of the glossy, the heavier the material and the higher the quality of the printing. This type of cardboard is supplied with a temperature between 80-350 gams.


Kraft cargo is used for purposes such as making and producing paper bags, fruit packaging, gift hand bags, etc. There are different types of kraft, such as Korean, German, Russian and Iranian kraft, each of which has its own temoeratures.

In this article, we provide useful information about the type of them and the used of each them to you applicants and customers, but this discussion does not end here and there is still more detailed information about it and its types

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