Catalog printing includes three major
processes, that is, pre-press, printing, binding.
Whether the prepress process design is
scientific or not is the premise and key to determine the quality of product
1. Pages and surfaces
The "page" in the calculation of
a catalog printing, consisting of
front and back sides, refers to this page.A single page number, known as the
surface, is usually referred to as a "P", such as a customer said I
this book word version 180 P, color map 12 P and so on, that is, refers to a
single page referred to, this point we must distinguish clearly, otherwise
quotation will be a problem.
The catalog is usually printed in folio as
a sheet. The so-called sheet refers to the paper that is printed on the machine
after cutting according to the printing needs, which is usually called the
sheet.8 pages in 16-format and 16 pages in 32-format on a sheet.
Split edition: less than 1 printing sheet
is called split edition. For a complete book, such as 4.25 printing sheets,
5.75 printing sheets, etc., they are respectively called genuine edition 4
sheets, 1/4 printing sheet, 5 genuine printing sheet, 1/2 printing sheet, 1/4
printing sheet, etc.It is important to note: 16 open book edition to meet its
minimum points edition to meet 1/8, 1/4, 32 size minimum points otherwise
very troublesome when binding in catalog
Flap is the folding part of the cover or
the dust jacket . The width is determined according to the needs of customers.
4, dust jacket: generally used for
hardcover books, closed in the book case, with the flap folded into the book
case and attached to the book.
5, waist seal: used outside the book,
around the book, two ends folded into the cover, inside the back cover.
Tabs: refers to the inserted pages in the
book other than the normal arrangement of legitimate and divided editions,
usually colored pages, which do not account for the page number of the book, so
they are called interfolds. The tabs are determined by the arrangement
requirements of the chief editor, normally the paper is thicker than the text.
7. span page: refers to a picture across
two adjacent pages, also known as jigsaw, co-version, color version of the book
is more common, black and white version also occurs, encounter such pages, in
the construction of a single important description column, must be drawn to the
printing, binding attention, to prevent printing color difference, binding
jigsaw misalignment and other phenomena.