Offset Lithography Flashcards
What do the smaller cylinders do?
So that the paint isn’t blobbed onto the paper
What are the cylinders in order?
Press plate
Blanket cylinder
Impression cylinder
Transfer Drum
In the diagram how many cylinders are there?
6
What are the colours used?
CMYK Cyan Magenta Yellow Black
What is the ink passed through before being transferred to the paper?
The dampening unit
What is printed using this process?
Tickets
Flyers
Magazines
Posters
The design of the image and text is……….onto aluminium sheets
Laser etched
What is the design laser etched onto?
Aluminium sheets
Which cylinder holds the aluminium sheets?
The press plate
What is the press plates first point of contact?
The dampening unit
What does the blanket cylinder do?
Picks up the image only off of the press plate
What does the impression cylinder do?
Presses the image onto the paper
What is the most popular printing process?
Offset Lithography
Advantages of offset Lithography?
Gives a high quality image
Can print on different thicknesses of card
Can give a very detailed image
Disadvantages of offset lithography?
Only cost effective when printed many, many times as aluminium is expensive
You have to have a different plate for every different image or text.
Can only be used on flat materials like paper.
