Reference Book
Inking system
Parts - Ink fountain, fountain tray, fountain roller, fountain blade, form
roller, ink agitator, distributing roller, oscillating roller, ink feed con-
trol, remote ink control
Dampening system
Parts of dampening unit
Conventinal dampening system, continuous dampening system, alco-
hol dampening system (advantages), roller covers
Waterless offset, Advantages of waterless offset
Delivery Unit
Gravity delivery
Chain delivery
Parts of delivery unit
(Delivery pile, delivery chains, skeleton wheels, joggers, ancillary units
- anti set off spray etc.)
Ancilliary units
3.2.3 Offset Blanket
Structure of an offset blanket
Convetional blankets
Compressible blankets
Under blankets
Hardness of blanket (shore hardness, shoredurometer)
Types of blanket
a) based on hardness (hard, soft, medium, sandwich, special)
b) 1 Ply, 2 Ply, 3 Ply, 4 Ply blankets
Properties of a blanket
Storage of blanket
Unit 3 - Offset Press Operations (Periods 45)
3.3. Offset Press Operations
3.3.1 Pre-make ready and Make ready Procedure
Preparing the inking unit
Preparing the dampening unit
Attaching the plate
Semi auto plate loading
Auto plate loading
Preparing the feeding unit and registration unit
(Feeding steps)
Setting the delivery unit
Feeding the test sheets
Checking the test sheets