This is a common problem in UV printing. Is it offset UV flatbed printer manufacturers printing? For offset printing, there may be four reasons:
1. If the UV ink does not match the material it is printed on, it is not necessary to select a good UV ink.
2. It is said that the power of the UV lamp is not enough, you can replace it with a higher power lamp, and whether your lamp has exceeded its service life, or whether the reflector of the UV lamp is dirty. It is recommended to clean it. If it still fails, you can consider changing the lamp.
3. As for the problem of material itself, some people said just now, no matter whether corona or not, you can give the materials you need to print a2 size UV printer to the ink manufacturer for testing. If you can meet the requirements, you can choose the ink.
4. What's more, the balance of ink and wash is not well controlled. Some people have said this. It seems that the industry is still full of talents. I hope uv printer machine price you can find a reasonable solution as soon as possible.

UV lamp power is insufficient, or printing moisture is too much, after one more UV curing will be better?

Is the material washed