During the production process, there are many common causes of white spots and bubbles in solvent-free lamination, which mainly include: insufficient amount of glue, lamination temperature and pressure, environmental humidity, workshop cleanliness, substrate reasons, lamination process and mechanical reasons. wait....

Most solvent-free laminating machines use a double-layer laminating, single-station winding and unwinding structure. Its main components include: first unwinding unit, coating unit, second unwinding unit, composite unit, and winding unit....

The main structure of the solvent-free laminating machine includes two unwinding devices, a winding device, a solvent-free adhesive coating device, a laminating device and a solvent-free adhesive supply device....

In the feeding part, the sheet-fed gravure printing machine is a pile-type continuous feeding of single sheets of paper, while the web-fed gravure printing machine is a continuous feeding of web paper. In the printing section, the arrangement of the plate cylinder and impression cylinder is vertical, horizontal and inclined, with the plate cylinder arranged below. Typically, each unit has a plate cylinder and an impression cylinder. To increase printing pressure, some are equipped with two embossing rollers....

Using solvent-free laminators safely can extend the life of your equipment, reduce the occurrence of breakdowns, and ensure that they are not damaged by unexpected events such as solvent-free laminating machine temperatures. It can be seen that it is more important to use the solvent-free laminating machine correctly and safely. During use, you need to pay attention to the following five points:...