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You Know the Process of Screen Printing?

Feb. 07, 2020

Silk screen printing mesh supplier will share the process of screen printing for you.

The general process is as follows: screen printing file output → film production → screen production → color printing → ink curing

01, screen printing file output;

In the early stage of the design, the designer conceives the graphic effect he wants, and then conveys it to the manufacturer through a document form. Screen printing production is mostly monochrome or multi-color overprinting. Documents need to be remarked in the early stages of design. The file format is best for vector files. If the graphics are small or the resolution is low, provide high-resolution images. Format is fine.

Polyester Printing Mesh

Polyester Printing Mesh

02, film production;

Film, photographic film and film, film for film, is the old translation of film, now generally refers to film, can also refer to the negatives in printing plates.

The film in the screen printing is like a film of a photo, but the film in the screen printing changes a developing carrier from a photo paper into a screen plate coated with photosensitive glue.

Traditional laser film production process:

Computer tracing → color separation → phototype output → development → fixing → washing → drying → platemaking → printing

"Blu-ray film" board making process:

Computer drawing → color separation → Blu-ray film output → plate printing → printing

03, the production of screen printing screens;

Stencil making process:

Screen frame stretch screen → plate making and sizing → exposure → screen washing

Take the screen out. After that, the screen after the exposure is cleaned and rinsed with a water gun.

04, color printing:

The color of the silk screen is basically determined in the early stages of the design, but the first swatch is best provided by the designer, which requires the designer to deploy it by himself. Screen printing inks are similar to paints for painting.

When printing, pour ink on one end of the screen printing plate, and apply a certain pressure to the ink part on the screen printing plate with a scraper, and at the same time move uniformly toward the other end of the screen printing plate. Part of the mesh is squeezed onto the substrate.

05, curing of ink:

There are many ways, the more common is curing through drying, volatilization and ultraviolet light.

Inks of different curing methods can bring different gloss and different properties of inks after printing, such as resistance (mechanical resistance, chemical resistance, weather resistance), and prices are different, so you need to choose a suitable one according to cost Ink.

The storage and use life of the screen printing ink, the screen printing ink should be stored in a cool and dry place. If the ink is UV ink after opening, it must be placed in a refrigerator and avoid exposure to light. The shelf life of unopened ink is 12 months. Use it as soon as possible after opening. In principle, it should not exceed 6 months.

We are T-shirt polyester screen printing mesh supplier. We have a professional technical team and a serious and responsible sales team. We provide 7 * 24 online service and all your emails will be answered within 24 hours. If you need any help during the sales process, we will be at your disposal.