Holopc™ Polycarbonate Id Card Holographic Security
In the nineteenth century, hot stamping grew to become a preferred methodology of making use of gold tooling or embossing in e-book printing on leather and paper. The first patent for decent stamping was recorded in Germany by Ernst Oeser in 1892. Along with foil stamping machines, among the many commonly used tools in scorching stamping are dies and foil.
Both the embossing curler 30 and the rubber nip curler 31 are pushed. The embossing curler 30 has a circumferential shim by which is formed the specified holographic picture, diffraction grating image or other three-dimensional pattern. The embossing roller ideally has a diameter of approximately 6 inches and is maintained at a temperature such that the circumferential shim is in the vary of 100° C. The rubber nip curler 31 preferably has a 6 inch diameter and is maintained at ambient temperature.
The Foil Experts has developed an off-line set-up system which brings the chase and dies up to the specified stamping temperature, so make-readies are accomplished shortly and independently of the job at present on press. Our superior expertise and technical understanding of holographic science enables us to design patterns and customized foils that can display special effects for fast product attention and gross sales success. The methodology of declare four wherein said movie of plastic materials is polypropylene and additional including the step of preheating mentioned composite sheet prior to mentioned embossing step. eleven illustrates schematically a holographic picture forty six embossed in an identical composite sheet however which did not pass around a chill roller corresponding to the coolness curler 35. Immediately after exiting the nip between the chrome-confronted roller 26 and the stress curler 28, the composite sheet 10 is fed between the embossing curler 30 and a rubber nip curler 31 which is urged firmly thereagainst.
The onerous lacquer coating could also be applied by a gravure roller following which it's dried and the partially completed composite movie is re-reeled. A soft lacquer coating also having a thickness in the range of zero.5 microns to five microns is then utilized by means of a gravure curler. This portion of the composite movie is then re-reeled.
These types of holograms are perfect for giant scale purposes where holograms cannot be applied manually. All these sizzling-stamping holograms, once transferred on to the surface can't be eliminated; it is sort of a everlasting impression. These forms of holograms are ideal for massive scale purposes. Scratch hologram is extensively used to cowl Pin codes for the banking , cellular cards, low cost coupons, password, and so forth on cell card, member shipment card, lottery, ticket, financial institution document, etc, for prime security purposes. The hologram image improves security capability of scratch coating tremendously as an alternative of regular scratch coating which is used for cellular money playing cards or present coupons often.
Dies may be made from steel or silicone rubber, they usually could also be shaped instantly or cast. They can carry excessive levels of element to be transferred to the surface and may be shaped to accommodate irregularities within the floor.
Thereafter, a layer of metal such as aluminum is utilized to the gentle lacquer coating by vacuum deposition or different well-known applying method in a thickness within the vary of 20 millimicrons to a hundred millimicrons. The metallic layer is then coated with an embossment receiving coating having thickness in the range of 0.25 microns to 1 micron. The embossment receiving coating is formed of a wax-based mostly coating described herein. Hot-stamping holograms are stamped simply on surfaces like paper, plastic, PVC etc.
Customized registered holographic scorching stamping foil belongs to holographic sizzling stamping foil, which might meet various personalized logo requirement. The registered hot foil stamping with positioning cursor will present with perfect stamping effect. Custom holographic foil is often more expensive and requires about 6 weeks to complete. The minimum order for customized foil is 10,000 LF x 7 inches broad; material is slit to order.