Laminate
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A laminate is a material constructed by uniting two or more layers of material together. The process of creating a laminate is lamination, which usually refers to sandwiching something between layers of plastic and sealing them with heat and/or pressure.
The materials used in laminates can be the same or different. An example of the type of laminate using different materials would be the application of a layer of plastic film — the "laminate" —on either side of a sheet of glass — the laminated subject. On the other hand, plywood is a common example of a laminate using the same material.
Examples of laminate materials include Formica and plywood. Formica and similar plastic laminates (such as Pionite, Wilsonart or Centuryply Mica) are often referred to as High Pressure Decorative Laminate (HPDL) as they are created with heat and pressure of more than 5 lbf/in² (34 kPa). A new type of HPDL is produced using real wood veneer or multilaminar veneer as top surface.Alpikord is one of these laminates produced by Alpi spa.
Laminating paper, such as photographs, can prevent them from becoming creased, sun damaged, wrinkled, stained, smudged, abraded and/or marked by grease, fingerprints and environmental concerns. Photo identification cards and credit cards are almost always laminated with plastic film. Lamination is also used in sculpture using wood or resin. An example of an artist who used lamination in his work is the American, Floyd Shaman.
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[edit] Types of laminators
Three types of laminators are used most often in digital imaging:
- Pouch laminators
- Heated roll laminators
- Cold roll laminators
[edit] Film types
Laminate film is generally categorized into these five categories:
- Standard thermal laminating films
- Low-temperature thermal laminating films
- Heatset (or heat-assisted) laminating films
- Pressure-sensitive films
- Liquid laminates
[edit] See also
- carbon-fibre reinforced plastic
- composite material
- epoxy
- glass-reinforced plastic
- sandwich structured composite