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Thermal paper (often supplied in roll form, and sometimes referred to as an audit roll) is a special fine paper that is coated with a material formulated to change color locally when exposed to heat. It is used in thermal printers , particularly in inexpensive devices such as adding machines , cash registers , and credit card terminals and ...
A thermal printer Bills and receipts are typically printed on thermal paper. [1]Thermal printing (or direct thermal printing) is a digital printing process which produces a printed image by passing paper with a thermochromic coating, commonly known as thermal paper, over a print head consisting of tiny electrically heated elements.
The paper has several layers: a backing layer with optional pressure sensitive adhesive, heat-sensitive layers with cyan, magenta and yellow dyes in colorless form, and an overcoat. The color addressing is achieved by controlling the heat pulse length and intensity. [3] The color-forming layers contain colorless crystals of amorphochromic dyes.
This is called thermal printing and was used in older model fax machines and is used in most shop till receipt printers. This is called direct thermal. This is called direct thermal. More complex is thermal transfer printing that melts print off a ribbon and onto the sheet of paper.
Barcode labels (as labels printed with a thermal printer tend not to last long) and marking of clothing labels (shirt size etc.). Label printers with plastic, paper, and metal label materials. Barcode printers typically come in fixed sizes of 4, 6 or 8 inches (100, 150 or 200 mm) wide.
Tech billionaire Elon Musk labeled a section of President-elect Trump supporters as “contemptible fools” as the online debate around visas for highly skilled workers on the right intensifies.
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