What material is a gravure cylinder made of?
Gravure cylinders are usually made of steel and plated with copper, though other materials, e.g. ceramics can also be used. The desired pattern is achieved by engraving with a laser or a diamond tool, or by chemical etching.
How is rotogravure cylinder made?
manufacturing rotogravure cylinders with a cylinder base made of aluminum. The method involves the coating of the cylinder surface with high velocity spraying, the cop- per plating in an appropriate solution, the engraving of the cylinder, and the hardening of the cylinder by chro- mium plating.
What is cylinder in printing?
The part of an offset lithographic printing press which carries the paper or other substrate through the printing unit and beneath the inked press blanket. The impression cylinder also provides a hard backing which allows the blanket to press a strong, solid impression on the paper.
What is the process of gravure?
gravure printing, photomechanical intaglio process in which the image to be printed consists of depressions or recesses on the surface of the printing plate. The process is the reverse of relief printing, in which the image is raised from the surface of the plate.
What is the difference between intaglio and gravure?
The image area of a gravure plate is cut below or into the surface of the plate, Figure 1-4. Intaglio(pronounced in-tal-yo) is another name for gravure. Figure 1-4 also illustrates the gravure or intaglio process. The entire surface of the plate is inked and then wiped clean.
What is rotogravure mean?
rotogravure. / (ˌrəʊtəʊɡrəˈvjʊə) / noun. a printing process using a cylinder etched with many small recesses, from which ink is transferred to a moving web of paper, plastic, etc, in a rotary press. printed material produced in this way, esp magazines.
What is the use of plate cylinder?
The part of a printing press to which a plate is attached and which transfers the inked image to either a rubber blanket (as in offset lithography) or directly to the substrate itself (as in letterpress and flexography.)
What is gravure printing used for?
The process, also commonly called gravure printing, is used in the manufacturing of food and non-food packaging, as well as labels, wall coverings, transfer printing, and has a variety of further applications in the security printing, industrial, and tobacco segments of industry.
What is a gravure machine?
Automatic Rotogravure Printing Machine. Rotogravure (Roto or Gravure for short) is a type of intaglio printing process, which involves engraving the image onto an image carrier. In gravure printing, the image is engraved onto a cylinder because, like offset printing and flexography, it uses a rotary printing press.
What is Gravure Packaging?
Gravure Packaging is a privately owned flexible packaging & shrink sleeve manufacturer, head-quartered in Wellington, New Zealand, with physical reach and production capability in Australia.
What is a gravure process?
What is a plate cylinder?
Definition of plate cylinder : the cylinder of a rotary printing press to which the printing plates are attached.