Now everything is about green, green travel, green food, green environmental protection and so on. Today we are going to see what green printing is
1. The concept of green printing
Green printing refers to the use of environmentally friendly materials and processes, the printing process produces less pollution, saving resources and energy, the printing is easy to recycle waste recycling, printing mode has little influence on the ecological environment and natural degradation. Green printing requires coordination with the environment, including the use of environmentally friendly printing materials, the process of clean printing, the safety of printed matter to users, and the recycling and recycling of printed matter. That is, printed materials from raw materials selection, production, use, recycling, and so on, the entire life cycle should meet environmental requirements.
2. The connotation of green printing
Green printing is generally accepted by all countries in the world, with environmental friendly and healthy a description and descriptive name two core attribute of things; green printing refers to the use of environmentally friendly materials and processes, the printing process produces less pollution, saving resources and energy, the printing is easy to recycle waste recycling, printing mode has little influence on the ecological environment and natural degradation. Not only reflects the concept of sustainable development, people-oriented, advanced technology level, but also an important means to achieve energy-saving emission reduction and low-carbon economy.
A different type of paper bags need to fight for printing on a piece of plate, if the make-up shades of the same or similar products do not fight in the same longitudinal position, there may be A product can reach the standard proofs, B products are basically close to the standard proofs, C products and proofs slightly color, D products and proofs large color difference phenomenon. Therefore, in the make-up should be warm, cold tone, mid tone fight in the same longitudinal position, to facilitate the printing of high-quality products.
Two, if the make-up bag pattern will be placed on the carton and part of the mouth, and drag and shoot not put the continuous tone image is flat screen or field, so the paper bag pattern printed when it is easy to produce "ghost", seriously affect the quality of products. At this point, the non graphic part should be placed at the end of the trailer so that no ghosting will occur".
Three, bag pattern make-up should also take care not to save the film and will save the finished carton line, but on the print and print of mouth and finished the position, it will greatly influence the production efficiency, but also may be due to print and print staff oversight, cause a major accident.