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Third, the quality of the printed section is controlled by a highly experienced expert in charge of the headquarters, according to colorists signature archive (for each model) standard color cards, color grading and color correction production. Fourth, the quality control of each section embossed new compacted roll, must be sampled in the trial paste collage board, check whether the embossing depth is not together, there is no color, obvious seams and other quality problems. Passer storage shelves. In addition, every library involved wallpaper circle marked, printed type, batch number and job number, in order to check the quality of retrospective complaints. Process quality from design, mold aspects, raw material recipe management control. 1 wallpaper printing process, the surface layer material mixing section wallpaper - special PVC paste mixture preparation section. The special PVC, various accessories and auxiliary ingredients into the groove fully wetted, dispersed and mixed by stirring, and then filtered, after the deployment of a concentration step for coating use. Material properties and the desired relationship between the ratio, depending on the specific requirements of the design division of the product development, production and technology experts long experience summed height.
2, coated with plastics section Process description prepared wide paper roll (or rolls), the sizing device is provided with a coating thickness measurement and regulation system, painted formulated PVC paste and then into about 200 ℃ high-temperature oven. PVC paste coating is plasticized PVC film with a paper-based adhesive into one, out of the oven after smoothing treatment by calender rolls. Finally, according to need, wide roll cutter may be divided into two volumes each package.
