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Wenzhou T&H
notebook-manufacturers.com
Cover Material Certificates What?
Certificate production materials are: silk, flocking, gelled paper, leather, leather and so on. Details can be selected according to the specific requirements of the material specification. Certificates cover production, currently honorary certificates on the market making process there are many: the main heat sealing, stitching, wall paper and other technology. Cover with hot, hot silver and indentation based. Certificates heat sealing, stitching process is generally used to make plastic film sleeve or folder to put the bevel inner core, but also do light ribbon bevel, wall paper certificate process generally do light ribbon bevel, it also uses a transparent film made of a sandwich , interstitial placement within the core (inner core to be customized). Materials are leather and velvet, and gelled (paper peritoneum). With the development of science and technology, material technology are also changing.
