Security Postage Stamps Printing
The printing security postal stamps have several inbuilt security features in them to ensure that they are not easily counterfeited, although the design on the security postal stamps may appear to be very simple. Those incorporation of security features, to the following basic:
1.Holographic hot stamping
2.Security paper like security thread, fluorescent fibbers, water mark, special coating on paper surface etc.
3.Security design like Guilloche image, micro text, ghost hidden images
4.Security ink like UV fluorescent, IR active, thermal active, OVI ink
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