Many packaging boxes are designed by enterprises or customers themselves, or invited by design companies, because design is the first step, what kind of pattern or size, structure, color and so on. Of course, the packaging box printing factory also has services to help customers design.

Second, proofing.

Generally, you need to print digital proofs for the first time to customize the printing box. Strictly speaking, it is even necessary to print the real sample on the printing machine, because when the digital sample is printed again, the color may be different from that when it is printed in large quantities, and the printing machine can ensure that the color of the mass production is consistent.

Three. publish

After the proofing is confirmed, it can be mass-produced normally, which is actually the first step in the production of packaging and printing plants.

Now the color technology of the color box is very beautiful, so the released version is also varied. Many color boxes not only have four basic colors, but also spot colors, such as extra red, extra blue and extra black, all of which are spot colors, which are different from the normal four colors. A few colors, just a few.

PS version, spot color is a unique one.

Fourth, paper materials.

The selection of color box packaging materials has been determined during proofing. Here, let's talk about the types of paper used for packaging box printing.

1. Single layer copper paper

2. Coated paper

3. Whiteboard paper

Verb (abbreviation of verb) printing

The printing process of color box packaging box is very demanding, and the problems such as color difference, ink dot, misregister of needle position and scratches are the most taboo, which will also bring trouble to post-press processing.

Six, printing surface treatment

The surface treatment of color box is usually varnish, varnish, uv, varnish, varnish and bronzing.

Seven, die cutting.

Die cutting, also known as beer in packaging and printing industry, is an important last link in post-press processing technology. If you can't do it well, your previous efforts will be in vain. Pay attention to die-cutting indentation to avoid line explosion and die-cutting.

Eight. cohere

Many color box packaging boxes need to be bonded and glued together, and some packaging boxes with special structures do not need to be bonded, such as airplane boxes and heaven and earth covers. After bonding, it can be packaged and shipped through quality inspection.