It is very important to choose color printing packaging with stable quality.

When printing Dalian color printing packaging, the packaging boxes need the uniformity of the whole color plate when printing the background color. At this time, if there are different shades of color, it will be difficult to see or even cause the printing failure of the whole package. Many friends are not very familiar with the reasons for this phenomenon. It is clear that the color printed at the same time is not uniform. Here is to answer your questions:

In order to solve the problem of color difference of offset printing ink on plastic film, it is necessary to select offset printing ink with stable quality, color deviation or small color deviation. A variety of printing, as far as possible fixed use of a manufacturer produced ink.

Prints, as far as possible use the same manufacturer, production of the same batch of ink. Some packaging boxes need to be customized to print spot colours, especially one-time adjustment of ink. Ink circulation is not smooth, we should pay attention to keep the ink circulation smooth. Ink circulation system should be adopted to ensure the convenience of adding diluent and new ink, so as to maintain good quality and fluidity of ink.