A. Strengthen management and standardize the market Due to the special nature of the packaging and printing industry, it is necessary to strengthen the management of the packaging and printing industry so as to avoid the occurrence of illegal activities such as fraud. To strengthen management, the first is through the government, and more importantly through industry organizations to help companies raise awareness and strengthen self-discipline and mutual supervision. In addition, newly established enterprises must appropriately improve market access conditions and resolutely crack down on packaging and printing companies that are illegally operating underground.
B. Enhancing the position of flexo printing in packaging printing Flexo printing belongs to the traditional category of letterpress printing. Since the 1980s, due to the use of a large number of modern technologies in flexo printing, flexographic printing has been greatly improved. In Europe and the United States and other developed countries, the proportion of flexographic printing in packaging and printing has exceeded 50%, while the flexographic printing in China is still in its infancy, accounting for less than 2%. Flexible printing equipment usually uses reel-type printing materials, which can be completed from two-sided or single-side printing to finishing, laminating, bronzing, die-cutting, discharging, winding or slitting, etc. The printing cycle reduces costs. The range of flexo printing and gravure printing is comparable, but the investment is only about 30% of gravure printing. Flexographic printing can also use water-based ink, which is conducive to environmental protection. In recent years, China has made great breakthroughs in the development of all kinds of technical equipment such as flexo printing machines, anilox rollers, inks, and printing plates. The time for the promotion and application of flexo printing in packaging and printing has gradually matured. The overall goal is to increase the proportion of flexo printing in packaging printing to 12%-15% by 2010. Therefore, first of all, we must do a good job in the flexo printing industry's process operations and management training. Followed by a good grasp of supporting equipment (flexo printing machines, plate making machines, etc.) and supporting materials (plate, anilox roller, ink, varnishes, etc.) products to improve work.
C. Accelerating the development of high-tech lithographic printing technology At present, plain printing is still the main force of packaging and printing. More than 50% of the packaging and printing products use plain printing technology. In recent years, the lithography technology has been continuously incorporated into high technologies such as optical, chemical and electronic computer systems, reflecting the level of contemporary high technology. The printing technology is still developing rapidly and we must keep up. Mainly include: direct plate making technology; direct printing technology; no horizontal printing technology; FM network technology.
D. Steady development of gravure gravure Printing has the advantages of high speed, wide width, low consumption, short downtime, and best results on various substrates. Due to the good quality of gravure printing and the completeness of supporting equipment, China has more experience in use. Therefore, gravure has formed a scale in packaging printing. The proportion of gravure printing in packaging printing has exceeded 10%, and it should still develop steadily in the future. By 2010, this proportion should rise to 12%-15%.
E. Broadening the market scope of special printing technologies The special printing used in the field of packaging and printing is screen printing. The screen printing screen is soft and flexible, and can be printed on various materials and different shapes of substrates. The screen printing ink has a thick layer and a strong glue effect. Silk screen printing and electrolysis processes, bronzing processes, calcining processes, plastic molding processes, etc., can produce different types, rich and colorful artwork, and therefore are more and more popular for packaging users. Silkscreen now accounts for less than 2% of packaging printing. Hope to increase to 7%-8% by 2010. Other special printing technologies, such as the application of laser holographic printing technology in packaging and decorating materials, and the application of transfer printing technology on flat curved surface printing materials, have been developed and improved in breadth and depth. (To be continued)
A noise barrier, also known as a sound barrier or acoustic barrier, is a structure designed to reduce or block the transmission of sound from one area to another. It is typically used to mitigate noise pollution from highways, railways, airports, industrial sites, or other sources of loud noise.
The effectiveness of a noise barrier depends on several factors, including its height, length, location, and the type of material used. It is important to consider the specific noise source and the surrounding environment when designing and installing a noise barrier.
In addition to reducing noise levels, noise barriers can also provide visual screening and privacy for nearby residents or properties. They can be aesthetically designed to blend with the surrounding landscape or be customized with artwork or vegetation to enhance their appearance.
Overall, noise barriers play a crucial role in minimizing the impact of noise pollution on communities and improving the quality of life for residents living near noisy areas.
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