Acids are also the most versatile; capable of running with all types of offset litho inks.
2.
Energy-curable inks are the highest-quality offset litho inks and are set by application of light energy.
3.
They require specialized equipment such as inter-station curing lamps, and are usually the most expensive type of offset litho ink.
4.
After the plate is cleaned of ink, the parts of the plate that received the blast can be seen to have minute pits that hold ink; the areas that were protected by the white litho ink remain smooth and are wiped clean before printing.
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