First, folding cartons The carton is a very important sales package. It mainly plays a role in beautifying goods, promoting sales, increasing the added value of goods, and facilitating portability. It also serves the function of protecting the goods. Cartons are usually whiteboard, cardboard, and ......
In plastic printing, high-speed gravure gravure printing often causes dirty-printing problems. The phenomenon is that the non-printing surface of the cylinder is also stained with a layer of resin (entrained pigment in the resin) and is transferred to the substrate to make printing. The object is ......
There are bubbles on the ink on the substrate after printing. The main reasons for bubbles are as follows: 1 Substrate surface attached to dust and oil traces and other substances. 2 The ink itself has bubbles or uneven viscosity when printing. 3 The printing speed is too fast or the printing s ......
France made an electronic preservation machine. Put this machine in the fruit and vegetable storage room, so that the stored fruits and vegetables can be fresh and picked up within 75 days. This preservation machine uses negative oxygen ions and ozone generated by a high voltage negative electrost ......
Product packaging protects product performance, conveys brand connotation, and identifies brands. Product packaging not only plays a role in protecting the use value of products, but also plays a very important role in establishing a strong brand positioning, that is, establishing a unique product ......
Books and magazines The burying operation is to compose a proper number of single cards into a plate, and the operation after printing should be taken into account in the operation. In particular, for book books that need to be mounted, the page numbers are correct after the pages have been print ......
The thickness of the printed ink layer has a great influence on the quality of the print. Practice has proved that the thickness of the printed ink layer is related to the viscosity and fluidity of the ink. The viscosity of the ink is too large, the ink layer is thick, and the phenomenon of detach ......
Soybean ink has the advantages of printing quality and environmental protection. It has been applied to Zhang page type, rotary type, business form, elastic letterpress ink and so on. This study intends to test the viscosity, stability of splitting resistance, emulsification properties, particle s ......
The process of producing visually neutral gray scales from three types of printing process inks involves a problem of gray balance, and the gray balance can be confirmed by films and proofs during the color separation process. In the proofing and printing process with reference to the SWOP density ......
The D series UV printing system developed and produced by Kodak Versamark Co., Ltd. in Dayton, Ohio, USA is a high-tech equipment specially used for flexible packaging printing. The DS4350 UV printing system is one of the best. This system has a variety of substrate printing capabilities, includin ......