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LAIYANG YINTONG PAPERMAKING CO., LTD.
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SECURITY PAPER
Watermark is embedded in the paper during the papermaking processwhen a dandy roll presses the design into the wet paper and it is made the sametime with the paper. It intincludes fixed watermarkand full-page watermark with white and black two tone. We can make the companyname , logo, product name or other thing into watermark and add into thepaper.
Security fiber paper is made by addingcolored (red, blue, etc.) fiber or colorless fluorescence fiber into the paperpulp and can be divided into colorful fibers and colorless fluorescence fiber.The former type is visible with naked eyes on the surface of the paper, and thelatter one is only visible under the ultraviolet rays with the colors of red,blue or orange, etc. They can be thick or thin, short or long. Fiber usuallydistributes in a random way, therefore the density is different in differentplaces.
Security thread paperis manufactured by putting a metal wire or plastic wire in the paper in thepapermaking process and can be divided into full-burying security thread paperand window security thread paper according to the manner of burying the safetysiding. We also can add information on the thread such as the company name orproduct name and the color of the threadis different according to clientsrequirement
