In offset printing a varnish or aqueous coating is applied to the press sheet in two different ways.
Uv coating printer.
Uv coatings can be applied as a flood covering the entire printed sheet or as a spot coating and can be applied on or off press.
200 400 nm o visible light.
Uv compatible inks must be used on sheets that will be uv coated.
Due to the normally high solids content of uv coating varnish the surface of the cured film can be extremely reflective and glossy.
80 lb text and heavier weights of paper can be uv coated however cover weights are preferred.
How uv coating for printers works conventional coating for printed products requires an extended drying process that could damage the material.
Additionally this delay makes it harder to print coated item on demand.
Offline varnishing applies the varnish or coating after the press sheet has dried.
An inline varnish will apply the varnish or coating in the same pass as the printed sheet.
Uv coated sheets can not be foil stamped.
The coatings can either be applied across the entire page or.
Uv coating provides a brilliant glossy sheen to your business cards postcards flyers and other materials having your print marketing materials uv coated also provides a thick layer of protection for long lasting durability that gives you the greatest bang for your marketing buck.
Trading cards in general have a uv coating on the photo side and.
As the extremely high gloss of uv coating exceeds all other coatings i e.
Uv coating or ultraviolet coating is a very glossy shiny liquid coating applied to a printed paper surface and cured on a printing press or special machine using ultraviolet light.
Using uv energy visible light or low energy electrons as opposed to thermal evaporative or oxidative air dry cure to form a coating film or ink types of energy used for energy curing.
Our uv coating service uses an ultraviolet light to rapidly cure the coating.
Uv coating oligomers and monomers are by comparison very small materials pop goes the graphic.
Spot uv coating can be a great way to bring the reader s eye first to your logo or to your special offer.
O ultra violet uv.
Typically 380 450 nm o electron beam.
As the use of ultraviolet uv cured coatings increases in popularity within the printing and packaging industries so does the need to understand and monitor the potential for problems.
Uv coating can be applied via most conventional industrial coating applications as well as by silkscreen.
This minimizes the chance of damage while.
Uv coating is an excellent way to make your print marketing materials stand out.
Getting a visual pop of gloss is easy for a uv coating but not so for an aq coating.
Uv coatings are applied in line by printers or more frequently off line by printers finishers or converters.
Low energy electrons 5.
On the flipside getting a very low gloss matte coating is easy for an aq coating but not so for a uv coating.