Lithography was initially created to be an inexpensive method of reproducing artwork. This printing process was limited to use on flat, porous surfaces because the printing plates … See more

Materials
The plates used in offset printing are thin, flexible, and usually larger than the paper size to be printed. … See more

Web-fed refers to the use of rolls (or "webs") of paper supplied to the printing press. Offset web printing is generally used for runs in excess of five or ten thousand impressions. Typical examples of web printing include newspapers, newspaper inserts … See more

One of the important functions in the printing process is prepress production. This stage makes sure that all files are correctly processed in preparation for printing. This … See more

Several variations of the printing process exist:
Blanket-to-blanket A printing method in which both sides of a … See more

Sheet-fed refers to individual sheets of paper or rolls being fed into a press via a suction bar that lifts and drops each sheet onto place. A lithographic ("litho" for short) press uses principles of See more

Sheet-fed presses offer several advantages. Because individual sheets are fed through, a large number of sheet sizes and format … See more