One Article to Understand the Structure of the Packaging Box

Generally speaking, paper box are made in a folded and flattened form from printing, so they take up less space in the transportation process, which naturally reduces the cost of transportation and storage. This is also one of the characteristics of paper box.

The combination of a paper box is completed by the folding line, and different folding dies produce different folding lines, which also have different uses. The proper and correct use of the folding line makes it easier to achieve the highest quality of the box.


The change of box structure directly determines the shape characteristics and design personality of the box from the appearance. Therefore, the variation of the box body is particularly prominent in the design.


This article mainly introduces the 12 kinds of box structure variations form:


1. Folding Cartons
2. Two-piece boxes
3. Drawer style box
4. Box with transparent window
5. Tetra box
6. Tissue box
7. Irregular box
8. Mailer Boxes
9. Flip Top Gift Box
10. Lid hinged base with extend flap box
11. Handle box
12. Polygon box

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※Various folding line styles and functions
The combination of a paper box is completed by folding lines. Different folding die cut, which produce different folding lines, also have different purposes.

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A. The length of the paper box, is the first dimension.

B. The width of the paper box is the second dimension. Note that the width of the box at the edge of the paste head has been subtracted from the thickness of a sheet of paper, the intention is to correct the paper box. After gluing, the paper edge of the box width will not protrude from the gluing head and even scratch your hand.

C. The depth of the paper box (commonly known as the box height), which is the depth of the box to store items.

D. Gluing head, which is the main bonding part of paper box forming. The so-called gluing place, each end is 15° inward. After gluing the box, it will not obstruct the dustproof wing when it is assembled. As for the size of the gluing head, it is generally proportional to the size of the box, usually 15mm~20mm.


E. Insert tongue, it is inserted into the box body (or the bottom of the box), fixed box lid with. The lid is mostly made of abrasive tongue, which can be opened and closed many times without damaging the lid.


F. shoulder, is the part of the box cover rubbing the buckle subject to resistance. the larger the F value, the more rubbing effect you get. Usually 5mm is enough.


G. Radius, equal to the inserted tongue minus the shoulder.


H. Male latch, is the latch latch locking place, it should be smaller than the female latch 2mm, to ensure the tightness of the locking. Female latch should be larger than the male latch 0.2cm.

L. Dustproof wing, in fact, its role is not only dustproof, the overall strength of the box also has a key help. Without it, the whole carton will be lax and weak. The dustproof wing can be 1/2 wide + 1/2 insert tongue, or more or less than this size, depending entirely on the need, but it must not be larger than 1/2 long, otherwise the left and right pieces will overlap together.


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Inter-wall structure
This structure is the main way to protect the goods is to isolate all kinds of easy to break the goods. For example: ceramics, glass packaging to prevent breakage as the main purpose, the inter-wall structure can effectively cushion touch, bump, fall, etc…


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Box Structure
The variation of the box structure directly determines the shape and design character of the box from the point of view of appearance. Therefore, the variation of the box shape is particularly prominent in the design.


1.Folding Cartons

Upper and lower insertion ears, the upper part is the same as the bottom, mostly opposite, can also open the same side, convenient packaging, versatile, suitable for lighter weight goods.

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2.Two-piece boxes

The lid is separated from the box body and is not connected to each other, and the item is closed in the form of a buckle. And from the appearance, it can give people a heavy, luxury feeling. Therefore, it is mostly used for high-grade goods and gift boxes.

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3. Drawer style box

"Drawer box, also known as pull-out box, this box is more endowed with mystery, mainly because a glance at its shape will give people an inexplicable sense of impulse to explore the attraction. Drawer type box lid for the tube molding, while the box body for the disc molding, box lid box body for two independent structure. The shape of this design makes opening a pleasure. Divided into two parts, the inner box and sleeve, opened and closed by extraction, using more paper, slightly more expensive, and the same as the Two-piece boxes as a better quality of packaging…

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4.Box with transparent window

The most important feature of this structure is that the items or inner packaging are directly displayed to give consumers real and credible visual information. There are various forms of window openings: partial openings, box surface openings, box lid openings, etc., depending on the specific circumstances of the goods. Generally, PVC transparencies are applied to the inside of the window to protect the goods.

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5. Tetra box

Tetra Pak, a Swedish company, has developed a series of packaging products for liquid food products, consisting of paper, aluminum and plastic in a six-layer laminated paper package that effectively blocks air and light, making it easier and safer to consume milk and beverages, and achieving a longer shelf life and higher packaging efficiency.

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6. Tissue box

The most important feature of this product is that it is designed to solve the problem of repeatedly accessing the product, and the structure is designed with the characteristics of the product in mind. When it comes to powdered products such as laundry detergent, chocolate beans, and wheat rings. A convenient box with a movable hopper can be used, and the movable hopper can be made from a single board, or a metal material can be used as an additional structure. When it contains relatively independent commodities, such as cosmetics, small gifts, etc., the convenience box with automatic opening and closing structure can be used.

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7. Irregular box

It either appears with abstract changes: such as the line around the box from straight lines into arcs: or with figurative changes, such as imitating the shape of objects to shape the design, including animals, plants and other objects. Due to the novelty of the fun box, it increases the interest of consumers, especially teenagers and children, when shopping for goods.
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8. Mailer Boxes

After the box is spread out, it is a whole sheet of chopped paper, using the structural design to achieve one-piece molding, without gluing the box, can save processing costs, commonly used in express packaging.

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9. Flip Top Gift Box

Packaging style like a book, the box opens from one side. Shaped box consists of panel and bottom box, according to the custom size and function of the packaging box to take materials, some book-shaped boxes need magnets, iron sheets and other materials, so it is one of the box options for high-end gifts.


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10. Lid hinged base with extend flap box

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11. Handle box

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12. Polygon box

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