![]() ![]() Substrate: This is a general term for the surface that is to be printed. A large range of ink chemistries are available to suit a vast range of applications. Printing Medium/Ink: Can take the form of a wide range of solids or dyes suspended in a fluid. This causes the ink to flow into the mesh and removes excess ink from the top of the stencil. Squeegee: a flexible polyurethane blade, held in a rigid mount or handle. The stencil is also known as "the screen". The image to be printed is created photographically on the stencil leaving open areas of mesh through which ink passes. The mesh is coated or covered with a photosensitive material. Stencil (Image below, courtesy of KIWO): This is a structure that consists of a frame onto which a mesh is attached under tension. The basic items required to carry out the screen process printing are: The core of the process is the printing mechanism, with the most commonly used meshed stencil this is as follows. Before looking at its diverse applications it is best to remind ourselves of the fundamental elements of this 4000 year old process. It is now considered as a mass imaging technology. Over the years that it has been used substantially as a graphics production process techniques have been develop that make it ideal for processes that are crucial to the development and production in advanced manufacturing. Screen printing is an engineering process that is controllable, measurable and consistent. The current surge in its adoption is in applications where it is used to deposit controlled films of material over precisely defined areas. The 21st century has produced another step change. There are plenty of articles explaining the wonders of digital printing and there is no doubt it is a wonderful process, admittedly it has plateaued in its development but it still has plenty of opportunities in the market place and will surge again as the technology evolves. This statement is as silly as those who say digital printing will take over from every other printing process. It's really only used for printing tee shirts and simple posters. It is old fashioned, dirty, smelly, unreliable, a craft, and it takes twenty years to become an ink covered expert. Screen printing is moving into another phase of growth similar to its take up in small and large format graphics, printing textiles and optical discs in 20th century.Įverybody knows about silk screen printing. Get our Newsletter Straight to Your InboxĮxplore FESPA's global portfolio of events, exhibitions and conferences aimed at the international print trade.Personalisation with Chloe Combi, GenZ Behavioural Expert.FESPA Award Winner 2020 Beth Travers discusses her passion for print and her Interior brand BOBO1325.WrapFest announces event experience for inaugural event. ![]() Dear Traditional Retailers – where is my personalised order?.Read from the experts about the latest printing news, varying from screen and digital printing, laser cutters, printing inks, packaging and more. ![]()
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