Foam and its forming method, printing box and printing …

The present invention discloses foams used in printing cartridges and methods of forming the same. The foam includes 0.1-5.0 wt% silver nanoparticles based on the total weight of the foam. The print cartridge has deodorizing, antibacterial and sterilizing functions. Knife & Fork & SpoonFruit For ....

Energy-saving spiral valve bag quantitative packaging m…

【 Abstract 】 The utility model relates to the packaging equipment technology of powder and fine particles. Including the body, the feeding mechanism above the body, and the spiral feeding mechanism arranged on the body, a feeding pipe is arranged at the screw feeding mechanism of the ....

Offset printing machine

Patent Application No.4 Abstract: The utility model relates to an improved offset printing machine, specifically an L ink device of an offset printing press, which comprises a printing plate cylinder, a blanket cylinder and an impression cylinder. The utility model is characterized in that the ro ....

Green packaging industry at home and abroad and develop…

3, metal packaging (1) Tinplate cutting production technology Coiled tinplates are cut into sheets. The sheets are in various sizes, including zigzag. The technical process is fully adapted to the needs of the domestic industry. It is especially used for longitudinal shearing and triangular she ....

Screen Printing Printing Materials--Plastics (3)

5. Propylene copolymer Polymethyl methacrylate (PMMA) is a completely transparent material with a light transmission of 92% and good optical quality. This material is used for safety glass and glass boxes, and some of the new traffic signs are now made by PMMA. Other propylene copolymers are used ....

Liquid Flexible Resin Plate and Its Printing Analysis (…

China currently has more than 21 billion square meters of corrugated cartons annually, which is second only to the United States and ranks second in the world. The development of the corrugated box packaging industry can reflect the development of a country's industry. It is a great pleasure t ....

45 kg Roving Winder and Shrink Wrapping Machine

The 1.45 kilogram class roving winder is currently the largest wind roving winder with the highest package volume and highest performance. It has solved the following key technologies in the development process: (1) Cam material and surface hardness treatment. The comprehensive performance of the ....