Print Aids
A
The accurate finished drawings of the current size.
B
Black and white proof on photographic paper or artwork. When submitted prior to printing of film type sizes and type weights may not correspond to type specification as printer increases and decreases...
Read more
C
A foam-type backing material with pressure sensitive adhesive on both sides that can be interposed between a rubber plate and the plate roller on which it is to be mounted: its purpose is to enable an...
Read more
D
An instrument for measuring density or differences in tone.
An instrument for measuring the softness of rubber.
E
In general, the measurement or detection of colour and other variations, imperfections and irregularities of a moving web by projecting a beam onto its surface and measuring the intensity of the refle...
Read more
L
Drawings showing position of print, eye mark, etc. in relation to material width, bag seal, gusset etc. May be supplied by customers as part of the print specification but otherwise usually prepared b...
Read more
M
The setting, i.e. adhering plates on the plate roller.
O
When the finished artwork (black and white drawings) of a design is prepared, the background colour may be drawn on white card and the black and white drawings of the other colours may be drawn on tra...
Read more
P
The flexible plate on which the relief image of one colour of a design has been produced. The plates are adhered to a plate roller, which is the roller that transfers ink to the material to be printed...
Read more
The blocks of parallel lines, with the lines in each block spaced at different intervals, that are printed in order to test the allowance for bar width gain to be made in preparation for printing UPC ...
Read more
A test print of the design to be printed, not necessarily in the proper colours of the design. May be carried out on the mounting machine (which is then called a mounter-proofer), on a rudimentary pri...
Read more
S
Simple drawing of a design, usually felt tipped pen. Main function is to show layout of type and colour to be used.
The material with pressure-sensitive adhesive on both sides that is used for adhering plates to steel plate rollers. Also called mounting tape.
T
A photographic positive viewed by transmitted light.
Printing lettering (words) and numbers.