Eight-color UV inkjet printer is commonly seen in the current market, which uses the mode of six-color+ white ink+ varnish. The color gamut is much better than six-color UV inkjet printer. But the gloss finish of color is far better than that of common six-color UV inkjet printer. Varnish, which means it can produce colorful images for roll UV inkjet printer, is characterized with extraordinary expressions while performing water droplets, light, glass and metal. The use of White ink is more and more popular in different applications and it is an essential material for common production mode in the UV inkjet printer.

However, white ink is different from other color ink. We should pay attention to some details while choosing and using. Or it is easy to damage the structure of white ink and pollute the color luster to cause a mistake of printing white ink under the materials.

1. Choose and use high-quality UV inkjet printer white ink. The color luster of poor white ink is not pure to influence the printing effect.

The price of imported ink is high, but the effect is not the best. The real high-quality white ink will not cause the phenomenon of nozzle clogging. Many business customers have a misunderstanding to white ink. For example, the color is not too white, and the printing images is not clear. Actually there are lots of reasons causing this kind of phenomenon. The problem of transparent filming UV inkjet printer ink is the most important. Printed images by some UV white ink are not satisfying for us. Obviously it can print the effect of white ink, but some business customers use it inappropriately. So effect of the printed images is still not obvious even using significant white ink.

2. Caution on using white ink fixative of UV inkjet printer

About the issue of using white ink on the textile, which is particularly important for fixative. The fixative is kind of solvent that fixes the color. And it is relevant between the use of fixative and white ink on the textile. There is a kind of very thin fluff on the surface of cloth on the textile UV inkjet printing. It is easy to cause the phenomenon of nozzle clogging if business customers don’t use fixative for pretreatment. Also it can not make ink penetrate into the textiles well to cause the image color is inconspicuous.

3. Pay attention to cleaning nozzle pipes

We all should know that there will be a phenomenon of sediment no matter what kind of white ink on the process of using UV inkjet printer white ink. So we should do the cleaning on regular while business customers use on the process of long-term use. Obviously, cleaning print head and pipes of nozzles, etc are necessary, just like some continuously supply ink cartridge. And the sediment of textile ink need to be concerned as well.

4. Use professional application software for UV inkjet printer

White ink generally need a professional software to support. There are good or poor quality white ink in the market. So the majority of business customers should learn to how to distinguish it while purchasing. Do remember not to buy poor white ink to cause damages to UV inkjet printer because of cheaper price.

Edited By Johnny