By squeezing the printing squeegee , the ink is transferred through the graphic part of the mesh to the substrate to form the same with the original graphic . Screen printing equipment is simple, easy to operate , printing, plate making simple and low cost , adaptability . A wide range of common screen printing applications print : color paintings , posters , business cards, binding covers, signage and printing products such as textiles .
Screen printing originated in China , dating back more than two thousand years of history . Early in the Qin and Han dynasties in ancient China appeared clip Jie printing methods. To the Eastern Han Dynasty folder Jie batik method has been prevalent , but the level of printed products has been improved . To cause Sui years, people have started using stretch tulle frame of mind be printed , so that the development of the printing process folder Jie screen printing . According to historical records , the court of the Tang dynasty exquisite costumes worn by this method have printed . To the screen printing in the Song Dynasty , there has been developed and improved the original use of oil paint , start adding starchy powder dye and let it become paste screen printing , screen printing products to make the color more colorful.
Screen printing is a great invention of China . U.S. " Screen Printing " magazine had this commentary on the Chinese screen printing technique : " There is evidence that Chinese people in two thousand years ago and templates using horsehair early Ming Dynasty costumes proved their competitive spirit and processing technologies . " the invention of printing screen , to promote the development of human civilization in the world . Today, after two thousand years in the screen printing technology continues to develop improved human life has become an indispensable part .
Screen printing features summarized in the following areas:
① You can use many types of screen printing inks . Namely: oil, water , synthetic resin emulsion , powder and other types of ink.
② layout flexibility . Screen printing layout soft and has a certain flexibility is not only suitable for use in the paper and printing fabrics and other soft goods , but also suitable for printing on rigid items such as : glass , ceramics and so on.
③ screen printing imprint force is small . When printing due to the small pressure used for printing , it is easily broken in the cart body .
④ solid ink coverage and strong.
⑤ unrestricted restricted substrate surface shape and the size of the . From the foregoing , screen printing not only in print, but can be printed on the surface or sphere ; It is not only suitable for printing on small objects , but also suitable for printing on larger objects. This printing method has great flexibility and wide applicability.
Range of screen printing applications is very broad . Addition of water and outside air ( including other liquids and gases ) , any object can be used as substrates. Screen printing was evaluated when he said this : If you want to find the ideal printing on Earth , to printing purposes , it is likely that the screen printing method.
Specifically screen printing is mainly used in the following areas :
① paper printing graphic - advertising , Illustrated , calendars , paper lanterns .
Label Printing
Transfer printing
Packaging and Printing
Printed materials - wallpaper and so on .
② plastic printing plastic film - vinyl toys , bags , plastic bags and so on.
Plastic standard disk - fake metal composite materials and various standard disk .
Production parts - instrument parts .
③ wood products, printing crafts - lacquerware, wooden handicrafts, toys.
Processing of semi-finished products - sporting goods , wood , ceilings, signs , signs , fake metal pull , billboards and so on.
④ metal products, printing metal tube, metal containers , metal products .
⑤ glass , ceramics printing glass - mirrors, glass , cups , bottles and so on.
Ceramics - utensils , handicrafts .
⑥ label text panels, dials, shaped article .
⑦ printed circuit board printed circuit boards , civil or industrial substrates, thick film integrated circuit boards , cold tablets .
⑧ printing and dyeing - banners , cloth , towels , handkerchiefs , shirts , vests, knitwear and so on. '
Other printing - pockets , shoes, bib and a variety of bags, backpacks , bags , bags and so on.
⑨ leather printing