There is a direct relationship between the printing roller and the quality of the printed product. If the debugging of the printing rubber roller is not good, not only can not print the product of too high quality, but also damage the rubber roller and shorten the service life of the printing plate, so it is very important to debug the printing rubber roller.
Debugging and correct use of printing rubber roller
The printing rubber roller must be in close contact with both the ink roller and the printing plate during installation, which is indispensable. Everyone in the printing industry knows that the height of the relief plate is 3.14mm, and the relatively low version of the PS plate is 1.2mm, so you must be aware when installing and adjusting the rubber roller. When printing a product with a base color, the rubber roller can be adjusted a little lower, so that the ink delivered by the ink roller to the printing rubber roller is relatively uniform, and the printed product is pleasing to the eye, otherwise there will be ink bars, ink channels and other phenomena. When printing text, the height of the rubber roller should be equal to or slightly lower than the text version. In this way, the printing rubber roller gently rubs the printing plate to make the text printed clearly and cleanly. The rubber roller has a small wear surface and is not easily damaged. It can also extend the printing. The use period of the edition. If the rubber roller and the ink transfer roller are too tight, it will crush the printing rubber roller and cause economic loss and equipment accidents.
Printing roller maintenance
The relationship between printing rubber roller and printing quality is close, so the maintenance of printing rubber roller is very important. Pay attention to the following points during maintenance:
1. After the production operation is completed every day, the printing rubber roller should be carefully cleaned and repeated twice;
2. The designated printing chemicals must be used for cleaning printing rollers, such as industrial alcohol, etc. Corrosive solvents must not be used;
3. Take off the rubber roller during holidays and rest to prevent it from being deformed under pressure;
4. The printing roller should be wrapped in newspaper when not in use and placed in a dark and ventilated place.
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