The Technology Behind Simple Screen Printing

In the earlier days, silk was utilized as a screen forThe screen or fine mesh is fixed firmly on a stand.
this conventional printing form. Therefore, the termThen the stencil is carved out that depicts a
"silk screen" came to be associated with screenparticular pattern or design. This screen is fixed over
printing. In the world of graphics, it is frequentlythe fabric or material to be printed. There is a fill bar
referred as Serigraphy. After silk, polymer mesheswhich is used to fill ink into the stencil. The screen
were adopted in its place. With the development indoesn't come in direct contact with the substrate.
printing technology and printing machines numerousThen the screen is slid down slowly to conclude the
advancements has taken place in the printing industry.infilling procedure which is steadied by capillary action.
And this applies to printing application in variousThe movement is stabilized by the squeegee. Finally,
industries like graphics, fabrics, etc.the screen is moved up by the squeegee leaving
What are the equipments used for screen printing?behind the design created by the ink.
Initially, the screen has to be finalized and mountedCylinder, Flat-bed and Rotary are the three different
on an aluminum or wooden frame. Then the stencil isvarieties of press mainly utilized for screen printing
engraved on the screen to get the desired design.purpose. Among these, Rotary is the most famous
Depending on what is to be printed, the type of theone.
ink has to be decided upon. The material to beSame screen can be used again for printing similar
printed upon also matters when you are selecting thedesigns using different inks and material. However,
ink and designing pattern.for creating a different design, the entire screen has
In order to control the movement of the mesh, ato be reclaimed. You have to change the stencil by
rubber blade squeegee is fixed alongside. The materialusing liquid or powdered stencil removers.
is held firmly by the machine base so that the screenStenciling is normally done by using photo emulsion
produces the print without any disturbance.technique which is a well established technique since
Applications of screen printingthe past 50years or more. Different types of inks
The material on which the printing work is done couldare used for creating different designs with beautiful
be made of silk, cotton, paper, polyester, plastic,effects. Design pattern and flexibility depends on the
glass, metal etc. screen printing is used for printing onmaterial being used.
fabrics, posters, CD covers, t-shirts, snow boardPlastisol is one of the most common inks used in
graphics, medical products, electronics etc. Screenscreen printing. It gives a more durability and a
printing can be customized to suit various marketingbeautifully plasticized texture. By enhancing the ink
and advertisement printing needs.we can improve the quality of the print to a great
Technique used for screen printingextent, thus producing superior quality printouts.