----------- type of adhesive is used in perfect binding.
In screen printing, screens are used for very close register work, the allowable tolerance across the screen would be between
----------- occurs when the centre of mass of a roller does not match the rotational axis imposed by its supporting bearings.
In screen printing, the basic optimum exposure time is 4 minutes at a lamp distance of I meter and if the distance is increased to 2 meters. Calculate the new exposure time.
The printing process that produces an image by transfering individual drops of ink from an opening through airgap to a printing surface
----------- is a term used to describe the jagger edges which are sometimes produced in prints that are made from direct stencils.
On-contact printing in screen printing process is done with
In double twill weaving structure in screen fabric, each thread
After exposure, gelatine films must be processed in an oxidizing solution of
Graphic screen printing inks dry by
In ---------------infeed system, the feed rolls or vacuum belts, drive the sheet against the stops on the impression cylinder.
The hardness for inking forme rollers should be between ---------- shore A scale.
The device that aids the visual inspection of a moving web as if in a frozen state
The expansion for RTF in web offset
The method of perfecting on a CIC web press
The delivery assist device which helps to counter tail-end hook problem
Gear drive for cylinders in quality offset machine consists of
The roller that alternately contacts the ink fountain roller and the first roller of the inking system
A thin coating of aluminium oxide is created for offset plates by a process called
The wavelength of thermal laser diode is
The flexographic plate are attached to the plate cylinder with double sided adhesive tape called ---------------, which may be solid vinyl or cushion type.
The most common offset plate metals used is
Scumming occurs on press when ------------ areas accept ink.
Sleeve is a plate used in ------------- printing process.
Before etching the surface of the gravure/cylinder which is not to be etched is covered with
The common material used for offset plate graining
The device that measures the image area percentage at selected area across the printing plate
In screen stencils making by 5-star film method, ----------------- is used as an oxidizing agent.
The process of dissolving unevenly a part of the surface of a metal using an acid or other corrosive substance
The electro deposition of an adherent metallic coating on an electrode for the purpose of securing a surface with properties or dimension different from those of base material