![]() ![]() Most screen printing shops have a washout sink. However, if your image has a lot of fine detail in it, an exposure unit with a consistent light source and positive contact system (like a compression lid or a vacuum lid) is extremely important.Īfter exposure you washout the unexposed emulsion with water. To expose you can use anything from the sun, a 500 watt halogen light, a tabletop exposure unit or a vacuum exposure unit. If the film is not flush against the mesh stencil, light will work its way around the end of the film and the screen will not expose properly. An important part of the exposure process ensuring that your film is pushed as close as possible to the screen mesh and emulsion - this is called positive contact. To expose a screen, you place the positive film onto the flat side of the screen and shoot light though it. Since light exposes emulsion we have to block out the light (UV) in order to keep the screen fresh and unexposed. This entire process is completed in a darkroom. The coated screen is left to dry and when it has finished drying you can expose. It is important to coat the screen using precision in order to create a good exposure. The screen is then dried in a clean environment and coated with light sensitive emulsion. In the screen printing process, a screen is prepared in a clean area it is scrubbed with degreaser to clean the mesh so the image will stick in the best possible way. Once the positive is created it is time to expose a screen. ![]() In order to create a quality positive you will need to have access to a quality film output printer. It can not be overstated that printing a quality positive is imperative to creating a quality screen print. If you do not get the first steps right, you are not going to make a screen. Screen printing begins with art, which is transferred to a positive and finally to a screen. During the exposure process of making the screen the job of the positive is to block the light from reaching that area of the screen, since this positive is meant to block light in order to make a quality screen, it is very important to create a quality positive. Once the artwork has been properly prepared, you print out a film positive to create a screen.Ī film positive is the positive of your image or separated color channel you print it out in black ink on a clear transparent background. #Separation studio price fullThere are programs that help make this process easy like Design Studio for Corel and Separation Studio for full color artwork. In screen printing, each color in the design typically represents a screen, so you have to separate the colors out of the design in order to create separate screens for each color. Preparing artwork includes sizing, changing, coloring and color separating. The screen printing process starts by taking artwork (whether it’s created from scratch, provided by a client or downloaded from the Internet) and preparing it for printing with a computer program (like CorelDraw, Photoshop or Illustrator). ![]() Ryonet’s 5 Steps to Successful Screen Printing.įor those new to screen printing, the following is a review of the screen printing process for you to go through before diving into the five key points, which begin after this thorough review. ![]()
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