Graphic Design & Printing Technology

Graphic Design & Printing Technology

• Printing blankets should not be stored near ozone sources such as electric
  motors, copy machines, etc.


• Blankets stored in their packing tubes should be placed in horizontal state.
  Practical Activities

1. Functioning of different units of a sheet-fed offset press.


2. Identify different parts of sheet-fed offset printing machine.


3. Dampening cover fixing.


4. Identify different types of blanket.


5. Blanket fixing

Assessment Activity

1. Make a drawing of plate, blanket and impression cylinders as well as
   form rollers ink and dampening system in the practical record. Label
   these components and add arrows showing the direction of rotation.


2. Draw a schematic diagram of the inking unit of an offset press and label
   the different rollers in the practical record.


3. Draw a schematic diagram of Conventional dampening unit and mark its
   parts in the practical record.

TE Questions

1. Explain the working principle of offset.


2. What are the four units of an offset press.


3. Describe the basic features of sheet-fed offset printing machine.


4. List out different parts of a feeding unit and explain its function.


5. Small offset presses upto 11” x 17” are usually referred as ____


6. Offset presses that can print more than one colour at the same time are
   called _____ presses.


7. Draw the cylinder configuration of offset perfecting press.


8. Identify the functioning of waterless offset press.


9. Compare conventional and alcohol dampening system.


10. Briefly explain about the type of blankets used in an offset printing press.


11. Write your ideas about storage of blanket.