1: The material (paper) machine is normally open, and if you feed on good and great relationship, what is "good", first on paper before, you want to fight loose, loose pile of material on the must Qi, try not to have around, out of paper, or the printer is running, it will frequently appear early, late arrivals, crooked photos or double 张常平 catalog printing, causing the machine to stop running or stuffy car, we know boring car is very bad press, especially in Shanghai presses running at high speed, and parking is very frequently affect print quality, so material Shang Hao is the key! 2: stick (bar) rubber fault because we factory mainly do their own journals, so the paper generally relatively fixed, there are 70g offset, 70g, 80g light coating, 95g, 105g, 128g, 157g high light double copper, for we often Highlights paper, the light coating a paper more difficult to walk, because from the very nature, likely to cause trouble sticky rubber, usually adding some ink in the ink transfer, reducing the viscosity of the ink, there is the pull Regulations must be properly adjusted, the paper but did not pull a stick eraser will likely cause failure because the rubber in addition to the normal printing area, either by itself or by rubber on the outside, there will be accumulation of excess ink viscosity on will be relatively large, easier to stick and tear the paper, resulting in sticky rubber failure, but sometimes the situation is serious, there is also a relatively benzene way is to wash the rubber! After the sticky rubber machines will continue to run, but the things that are out of print waste, so this kind of person will ask to see a sample must be ground, avoid the sticky rubber failure caused by excessive waste of paper! About printing 1. General printing paper can be divided into black and white printing, spot color printing, four-color printing, more than four-color printing as color printing. 2. Object, metal surface of the printed patterns, text can be divided into: screen printing, pad printing, hot stamping (gold, silver), flexographic printing (plastic). 3. Traditional offset printing plate generally includes PS version (the graphic information into the film) and light cardboard printing (also known as speed printing). As the market grows, rhythm and change business events faster and faster, real-time business requirements, the achievements of the major changes in printing technology. Business short-run printing, digital printing faster CTP business came into being (not plate direct printing). 4. Text layout file catalog printing company in Dongguan, low-quality short-odd jobs printed, can be cardboard (Xinban) light printing, saving version costs, compress printing costs, saving time, fast and efficient. About the paper size format in accordance with the sizes, usually divided into three types: large format, medium format and small format. With 787 × 1092 paper for catalog printing, it takes more than 12 large format, open 16 to 36 medium-sized format, 40 open following is a small format, but the text-based medium-format books generally. Folio shape other 6 open, 12 open, 20 open, 24 open, 40 open approximately square, the rest are rectangular proportions ranging, respectively, for the nature and different uses all kinds of books. How to identify the main factors after color distortion of color distortion with understanding, in the actual production process, how to find color distortion is the key. 1. The first impression reference corporation eye color has some flexibility. For color slightly distorted image, repeated observation will weaken the ability to recognize. Therefore, in determining whether there is color distortion, use first impressions to exclude limitations of human color vision is an important method of discovery color distortion. 2. The neutral color reference method in life there are many neutral colors, such as black, white, gray, etc., they are colorful world of color zero, we can discern color distortion as a starting point. 3. Standards Act complexion skin color is one of the most familiar colors, all images of people, especially in portrait-oriented screen, can be used as a basis to identify the color distortion based on skin color. Whether yellow, white skin or dark skin, their skin has a law Dalang product catalog printing, it is all bloody. Namely: yellow in red, rosy or black and reddish, feel that if people in the picture the color yellow will give produce morbid. Under normal circumstances, even if the image of the human skin color is really yellow, when the color correction should be adjusted to the color, that is yellow in red. In the printing operation, and to identify the main factors distortion method if mastered, it can be a good grasp on the printed color, smooth full effect to reach customers in mind. Therefore, we hold the printed color distortion can not be ignored. Long product catalog printing, catalog printing, catalog printing by the Dongguan City, often beyond packaging products factory provided. Dongguan Chang-ping beyond packaging products plant (www.dgcyp.com) strong, credible, in Dongguan, Guangdong paper printing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead beyond printers and you hand into the brilliant, for a better future!