Color matching in children’s book printing

People can be confused by colour normally in the life. Drab colour can let a person produce visual fatigue, and gorgeous colour lets a person dazzle again. So in this case, children’s book printing china need to have color allocation. Color matching is an art that can bring enjoyment instead of burden while people are observing.

In theory, the computer's color scheme should be absolutely accurate. But in practice, every piece of software, screen display, and printer produces different results, which still needs to be tried and tested. You can never be sure of the color palette on the screen. The light and color ranges do not coincide.

Physiologists have studied the various effects of light and color on our visual organs, the eye and brain. Psychologists have studied the effects of color on our minds and spirits and the symbolic power of color. Summed up, on the one hand is the design of color "function", it has physiological, psychological impact on people, more emphasis on "feeling"; The other hand is the design color "association", it can make the person produces concrete or abstract association, this kind of influence lays particular stress on "thinking". So color matching is important for children’s book printing china.

Far to see the color close to see the flower, after seeing the color to see the flower, seven color three flowers. From these three sentences fully explained the processing of product color is very important. Therefore, we should make guidance according to the theory of printing, give full play to the methods of printing technology and meet people's psychological requirements for color point of view, combined with the color characteristics of packaging products, in accordance with the color principle, and then according to the law of printing process color processing.

If you want to know more information, please pay attention to our official website: https://www.bookprintingchina.com/.

How to define the quality of catalogue printing china?

A good catalogue can make the enterprise have better income, so need to pay attention to a lot in catalogue printing, such as the design of the catalogue, color difference, and so on, so how do we define the quality of the catalogue printing china?

The most important thing of catalogue printing is its quality, so how should we define the quality of catalogue printing? Need to determine its appearance above all, the appearance of a fine catalogue is also very important, must layout wants clean, without apparent dirty mar.

 And then there's the tone, which should be basically the same.Then the text of the album should be complete, clear and in the right position.

Finally is the size of the requirements, the size of fine products allow error to be less than 0.5mm. Next is its color, the color should accord with the original design, true, natural, and rich and colorful.

The index should include two aspects: one is the same batch of products of different print density allow error, two is the color of the printed sample. The tones should be distinct and distinct. Then overprint, multi - color layout like outline and position should be correctly set.

Finally, the dot as the basic unit of printing, should be clear, the correct Angle, no ghosting.

If we know how to define the quality of catalogue printing china, how can we distinguish the quality of catalogue printing? Discrimination can be divided into many kinds, today we are going to introduce two kinds. The first one is the hand touch examination, the hand touch examination is reflected by the touch sensation of the sensory organs. Hand touch inspection can find paper thickness is not the fault, experienced also can grasp the degree of paper quantitative high on the low side by hand. Hand inspection can also determine whether the paper is sandwiched in the inside of the sheet of straw, fiber bundles and fine sand grains, so as to find hidden paper disease.

Another one kind is oblique look check, the paper that some appearance is ill, if the paper surface has burnish or without burnish stripe, wool cloth mark, shadow mark of fu roll, wait, with flat look check method discovers not easily, must use oblique look check just can see. Obliquity inspection is the use of both hands to raise the paper side some or some lower, from different angles obliquity of the paper, found paper appearance quality defects or deficiencies.

For more information about printing, welcome to visit: https://www.bookprintingchina.com/.

What problems should be avoided in book printing china?

There are customers who need printing product. Color printing has become a common type of printing, so do you know how to avoid the common problems in book printing china? The following is a detailed introduction:

1. The metamorphic

Ink loss of fluidity, viscosity rise, gloss, resulting in poor adhesion, the rest of the ink can not be used. Therefore in the occurrence of abnormal, should be replaced with new ink or all. In recent years, the socialist market economy of our country develops deeply. No matter what kind of enterprises, even families and individuals, the identification of brand requirements are higher and higher, which directly leads to the increasing demand for color printing. Therefore, it is imperative to avoid and solve the common problems of color printing.

2. Drying slowly

If the drying speed is too slow, it will lead to precipitation, so that the guide roller pollution, sticking. The drying rate of diluent solvent is too slow, when the special solvent can not fully meet the requirements, the application of fast drying solvent. Plate depth is too deep, if you have to use a deeper plate depth, should use a quick dry solvent, and slow down the printing speed.

3. The seal

The phenomenon of the printing ink of the previous edition being transferred to the layout of the next edition. Ink adhesion is not sufficient. The ink film of the previous printing is dissolved on the next plate. In addition, printing speed is too slow is also a reason, so to improve the speed.

4. The arc pit

When the printing surface is dried with high heat, the drying of the surface layer progresses rapidly, and the solvent sealed inside suddenly boils out to the surface. Urgent gathering hot air drying can only promote the drying of the surface, so the dryer had better use low temperature - high temperature - low temperature or arch temperature curve. In addition to the ink in the use of slow drying solvent, to slow down the drying rate.

More information for book printing china, pay attention to https://www.bookprintingchina.com/.