The quality of the flexo printing of corrugated cartons is continuously improving. In the future, some products on offset and gravure will gradually shift to flexographic printing. The main reason is that the quality of inks, plates, anilox rolls and printed materials Improve. Of course, this must ....
First, pour the slices into the chute, then into the hopper, and finally slice into the screw extruder. The sleeve of the extruder is heated in sections, the slices are extruded and melted in the extruder, then enter the continuous pre-filter, and then enter the spinning box. The melt enters the sp ....
The bicomponent spunbond technology has made great progress. It is a nonwoven fabric production technology that combines the fiber-forming technology of composite spinning with the web-forming and cloth-forming technology of spunbond. The biggest advantage is that different materials can be used to ....
Brand packaging design should begin with the elements of trademarks, designs, colors, shapes, and materials. After considering the characteristics of the goods, we must follow some basic principles of brand design, such as: protecting the goods, beautifying the goods, and facilitating the use of t ....
The utility model relates to a multi-chamber packed soft bag filled with medicinal powder or liquid medicine, which is convenient to carry and use. The utility model is characterized in that at least two bag pockets and volumes are separated by a false welding layer or a foldable tube. The soft ba ....
Third, the ink bar This is a printing failure in which a strip-shaped impression parallel to the axial direction of the drum appears on the print. (I) Gears Normal align=center> Reason Normal align=center> Solution Normal > 1 Wear of gears and bearings Normal > 1 Replace bearing, ....
4, polishing process After the tin plate is printed, it is necessary to apply bright oil to protect the ink film on the screen and increase the gloss of the printed material so as to make the products more beautiful and beautiful. Polishing oil should be colorless and transparent, and it should n ....