Fifth, fountain solution and water roller
The use of fountain solution and water roller to adjust the ratio is correct and appropriate, which is the fundamental guarantee for the consistency of the ink color of printed books and periodicals. In the printing process of books and periodicals, the distribution of fountain solution should be appropriate. Whether it is a single shift or multi-shift printing, the concentration of the fountain solution must be strictly established according to the uniform proportion standard, and the stability of the fountain solution PH value must be ensured. In the case of water, as far as possible, in the case of printing without the printing plate, the printing plate without the paste, and the quality of the printed product, the printing plate can be printed with the minimum amount of water supplied to achieve the best printing quality. In the printing process, it is often necessary to inspect whether the pressure between the water roller and the printing plate is tight and the water roller is in balance between the adjusting water roller and the uniform water roller. This is a key issue. In particular, when adjusting the water roller, a single person should hand-hold steel plugs that meet the standard requirements and test the pressure of each roller equally and tightly.
In the normal printing process, the water fleece jacket and the uniform water roll body surface should be kept clean, clean and free of dirt, ink and other impurities. If the dirt impurities are too thick, it will affect the water supply status during printing. Due to insufficient water supply on the surface of the printed product, the surface of the printed product has become dirty, the font has become thicker, and the water supply on the layout has been uneven. As a result, the ink on the surface of the printed product has a dark and uneven color. In order to ensure the consistency of the quality of the book printing ink, it is necessary to immediately clean the ink stain on the surface of the uniform water roller, replace the water velvet cover, and maintain a uniform water supply of the water roller. Only in this way can a stable and good water supply condition be maintained. , Print out uniform and good ink and paper publications.
The use of fountain solution and water roller to adjust the ratio is correct and appropriate, which is the fundamental guarantee for the consistency of the ink color of printed books and periodicals. In the printing process of books and periodicals, the distribution of fountain solution should be appropriate. Whether it is a single shift or multi-shift printing, the concentration of the fountain solution must be strictly established according to the uniform proportion standard, and the stability of the fountain solution PH value must be ensured. In the case of water, as far as possible, in the case of printing without the printing plate, the printing plate without the paste, and the quality of the printed product, the printing plate can be printed with the minimum amount of water supplied to achieve the best printing quality. In the printing process, it is often necessary to inspect whether the pressure between the water roller and the printing plate is tight and the water roller is in balance between the adjusting water roller and the uniform water roller. This is a key issue. In particular, when adjusting the water roller, a single person should hand-hold steel plugs that meet the standard requirements and test the pressure of each roller equally and tightly.
In the normal printing process, the water fleece jacket and the uniform water roll body surface should be kept clean, clean and free of dirt, ink and other impurities. If the dirt impurities are too thick, it will affect the water supply status during printing. Due to insufficient water supply on the surface of the printed product, the surface of the printed product has become dirty, the font has become thicker, and the water supply on the layout has been uneven. As a result, the ink on the surface of the printed product has a dark and uneven color. In order to ensure the consistency of the quality of the book printing ink, it is necessary to immediately clean the ink stain on the surface of the uniform water roller, replace the water velvet cover, and maintain a uniform water supply of the water roller. Only in this way can a stable and good water supply condition be maintained. , Print out uniform and good ink and paper publications.
Children's Table Wooden Study Desk Chair
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