Paper packaging is affected by the external environment, the appearance of the ink layer is easy to fall, and the tarnished packaging is not liked by people, generally choose the method of lami···

Advantages and disadvantages of UV varnish machine (coating machine, roller coating machine)!   一. Roll coating machine   Advantages of roller coating machine:  ···

Common problems and troubleshooting of water soluble varnish   1、 Poor smoothness and insufficient chromaticity   Common faults: A. The paper plate is too thick, and the ···

Problems encountered by UV curing equipment in the whole process of adhesive drying   The size of the total area of the UV curing machine is judged according to the model and specifica···