Plate printing and die stamping; how to operate a department for copperplate and steel-die engraving and printing by Salade Robert Francis 1880-

Author:Salade, Robert Francis, 1880-
Language: eng
Format: epub, pdf
Tags: Plate-printing, Engraving
Publisher: New York, Oswald publishing company
Published: 1917-03-25T05:00:00+00:00

copper plates as well as steel plates and steel dies. It is understood, though, that the copper plates will not serve for a very large number of impressions.

Make-ready on the power machines is done in much the same way as on the hand presses, except that very little patching is done on the backs of plates. Counters for steel dies are made like those for the hand embossing presses. Steel plates for business cards, and steel dies for greeting cards (for example), can be run four (4) together on a sheet, the stock being cut apart afterwards.

The edges of all plates and dies should be rounded so that the wiping paper will not tear when passing.

The inking rollers and the fountain should be washed after the close of each day's work. If the color is allowed to cake on the rollers, it will be impossible to produce first-class presswork.

A power machine should be carefully oiled every day, and it would not be amiss to oil it twice during a day—in the morning before starting, and after lunch.

Through devoting study to the wiping apparatus, the pressman can save a great deal of wiping material, as some plates or dies will necessitate less wiping than others; and experience will determine how to set the wiping mechanism for each job.

In a like manner, careful attention should be paid to

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