In short, the transfer of one material to another is called printing. The
printing process plays an indispensable role in the communication of visual
information. In the printing process, basically have: letterpress printing,
intaglio printing, flat printing, screen printing, photographic printing,
thermal transfer printing, electrostatic printing, inkjet printing, a total of
8 kinds of basic methods of printing process. Embossed printing, gravure
printing and flat-plate printing are the majority of the annual print.
Letterpress printing: when the ink is coated on the raised surface and
coated with a sheet of paper on the surface of the ink, the ink is transferred
to the paper. The printing of this principle is known as letterpress printing,
which is the oldest printing method. There are a variety of different printing
plates that are used in different types of printing presses to print rich and
varied product, including newspapers, books and newspapers.
Gravure printing: transfer the ink from a concave surface to the paper,
and the text portion of the gravure is below or on the plate surface. Now both
the platform and the roller-type plate are used in various printing presses to
print the newspaper supplements, magazines, bulk mail orders, stamps, and even
paper money. Many printed goods are also gravure printing products.
Flat printing: also often referred to as offset printing. A variety of
tablets are now used for high speed offset presses and offset presses, which
produce the most printing methods. Such as book
printing, catalogue printing, magazine printing, calendar printing and so on.
Screen printing: through the ink squeezes through the orifice of the hole
for printing. This method is also known as orifice printing and screen
printing. Silkscreen printing was developed rapidly in the early 20th century. With the development of a large number of different kinds of template
materials, the surface of any object with different shapes can now be printed
on screen printing.
Thermal transfer printing: also known as sublimation printing, first of
all, special ink, in some cases, special paper. There are usually gravure
printing on paper. Paper can be made of special heat-resistant printing paper,
coated paper or wood pulp coated with clay. A single sheet of paper can also be
used for printing. Used for printing fabric.
Ink
jet printing: non-contact printing process. The original manuscript to be
printed is made by computer. The ink jet is controlled by the computer on the
inkjet printer. According to the instructions, the ink particles have a nozzle
to shoot out and form character images. Inkjet printing is widely used on
direct mail printing and personalized book publishing. Communication address
system printing and proofing.