What is UV Varnish?
The full name of UV in English is the abbreviation of ultraviolet (UV), which belongs to a special ink in printing, also known as UV ink. Over UV means a layer of UV ink on the surface of the print. The standard terminology in the printing industry is called UV glazing.
According to the area of UV, it is divided into full-page UV and partial UV.
Generally, the effect of full-page UV is not very obvious. It is similar to the varnish on the surface, but it is more bright than the varnish, but it does not protect the surface of the printed matter, while the varnish is on the surface of the printed matter. A specific protective effect, such as preventing scratches. Smell it with your nose, the taste is more unpleasant, and there is a plastic paste.
When To Use?
Let’s talk about local UV. The UV process is genuinely reflected in the local UV. For example, the cover of the album, to highlight the keywords, company LOGO, product images, and other parts, often use local UV. After UV processing, the text and pictures are more textured, more three-dimensional, and more artistic.
UV inks are also divided into many types. These inks often have unique gloss and texture. There are mirror inks, matte inks, foaming inks, wrinkle inks, hammer inks, snowflake inks, ice inks, pearl inks, and crystal inks. , laser ink, etc. The most common one is mirror UV. It can be seen from the literal meaning that after a part of the printed matter is partially UV, the surface is like a mirror, and the hand touch is very smooth. The local UV is compared with other parts of the printed matter. There are a clear boundary and a sense of three-dimensionality.
The equipment used for UV is called a UV curing machine. The principle is to cure UV ink by ultraviolet light irradiation. The local UV can be applied either after the film coating or directly on the printed matter, but to highlight the local UV effect. Generally, it is carried out after the film covers the film, and most of the sub-films are covered, accounting for about 80% of the local UV products. Prints after UV are generally difficult to recycle.
This Bicycle Lock Packaging Box is being well treated by UV varnish, so the logo and brand name are clear under the sunshine.