Introduction to printing industry

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Printing methods and workflow in the printing industry

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Introduction to printing industry

  1. 1. Introdutionto printingindustry
  2. 2. Printed media• Conventional printing methods • Offset • sheet-fed, heatset, coldset • Gravure • Flexo • Letterpress • Silk screen • Others• Digital printing methods • Laser (electro photography) • Ink jet • Others
  3. 3. Products Offset Gravu- Flexo Digi Sheet- Heats Colds re fed et etMagazines, X X XcataloguesBrochures,annual reports X Xetc.Direct marketing X X X X XBooks X X XNewspapers X XPackages, X X Xwrappers
  4. 4. Placement of printing methods High Ink-jet Sheet-fed offset Heatset offset GravureQuality Medium Electro photo- graphy Low 100 1 000 10 000 100 000 1 000 000 10 000 000 Run length
  5. 5. Workflow in printing industryPublisher Repro company - scanning - page assembly Printer’s PrinterAd agencies - proofing repro dep. - colour correction and conversion etc… - imposition FinishingCompaniesand others • File formats • Layout programs: Adobe InDesign, PageMaker, Quark Xpress • Design programs: Adobe Illustrator, Macromedia Freehand • PDF • Pictures: TIFF, JPG, EPS all in either RGB or CMYK • Office programs: Word, PowerPoint NOT recommended!
  6. 6. landscape conversion in e.g. in Photoshop RGB image CMYK image camera printing CTPprint PDF/publishing software proofing proof
  7. 7. Image creation • RGB is a device dependent colour space • red, green and blue• Images from • used for digital images or for colour displays • eg. scanners and digital cameras operate in • Digital camera RGB space • RGB • Image banks • RGB/CMYK • Conventional camera • Needs scanning RGB• Done usually at repro • CMYK is a device dependent colour space • cyan, magenta, yellow and black • used for four-colour prints
  8. 8. Color conversion and correction• Color conversion • Changing colour space from RGB to CMYK • Can be done e.g. by Photoshop or workflow programs • Needs ICC-profile• Color correction • Can be done with RGB or CMYK images • Changing image white balance etc. • Correcting image faults (scars etc..)• Done usually at repro conversion in RGB e.g. in CMYK image Photoshop image
  9. 9. Page assembly and figures• Figures i.e vector graphics • drawings made with • Adobe Illustrator • Freehand• Page assembly • Combining text, images and figures using • Adobe InDesign • Quark Xpress • (Pagemaker) • Creating A4 (A3) PDFs
  10. 10. Imposition and plate making• Imposition • Done usually at the printer • Depends on what press is used • 16/32/48/64 pages • Special software used• Plate making • From imposition layout
  11. 11. Publishing industry - costs Distri- bution ~10% Paper ~45% Publishing Printing ~50% ~40% Production ~45% Other ~10% Payed by: Readers Advertisers 30-70% 70-30%

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