Printing Methods • Lithography (Litho) PLANOGRAPHIC Etched aluminium plates on a cylinder transfer ink to an ʻoffsetʼ rubber blanket roller and then to print surface. This is the Most common method of printing which the majority of paper based product been done in this way. Mainly done in using CMYK inks it is very design friendly. • Rotogravure (Gravure) INTAGLIO Copper plates (with mirror image) transfer ink directly to print surface, usually rolls. Advantage, plates are more durable and so are good for long print runs such as newspapers and magazines where the quantity needs to be in the millions. it is a very quick and efficient was of printing huge quantities in a short amount of time. • Flexography (Flexo) RELIF A positive, mirror image rubber polymer plate, on a cylinder, transferi ink directly to print surface. Usually roll feed. This is used for products like sweet wrapper and drinks labels which are produced on huge rolls and cut down to size. Printing on surfaces other than paper it produced less of a quality than litho and which is also down to the detail achievable on a rubber plate. . Digital Print The reproduction of images by translating the digital code direct from a computer to a material without an intermediate physical process. This is the simplest printing method and used only for low run prints, such as proofs, large scale posters and banners. can vary greatly in quality but this is usually down to what is wanted to be printed so not to waste ink on insignificant items such as letter which don't need to be of high quality.
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