tnrest.blogg.se - Screen printing photo emulsion

SCREEN PRINTING PHOTO EMULSION FULL

Post expose your screens for added durability. Even if you are rinsing your screens inside, in low light conditions, submerging your exposed screen in water will start to loosen the unexposed emulsion and require less water in the washout booth, and less water down the drain.

SCREEN PRINTING PHOTO EMULSION FULL

Just getting them wet will stop the emulsion from continuing to expose, allowing you to take your screen into full sunlight to rinse out.

Anywhere from 30 seconds to 2 minutes has worked in my experience.

Pre-develop your screens by submerging them in water.

When exposed properly, your stencil should last for thousands of prints. If your stencil is not properly exposed and hardened, it can break down during the print process, and you will have to re-burn screens, possibly holding up production and missing deadlines, etc.ĭurability of your stencil is most important. Under exposure of screens will cost you time & money, and cause undo stress. If you are trying to get the fastest burn times possible, chances are your stencils will be underexposed. Quick exposure is nice, but it is not the most important.

Assuming speed is the most important factor when burning a screen This is assuming you are not starting out with a RIP Software.Ģ. The color information in your digital art file should be set to 100% black to deposit the most black ink onto your film.Any high speed setting will usually not yield a good ink deposit onto the film. Print settings should be set to “premium photo glossy” and “best photo quality” or equivalent.If the ink is dense enough, it will do its job and block out the UV light, and enable you to rinse out your stencil a lot easier. If it lets light through, it will be very difficult to wash out your stencil. If the ink on your film positive must be dark and dense enough to properly block the UV light emitted from your exposure unit. When it comes to film positives, opacity is the most the most important factor. So often I see and hear people asking - what is the best brand of emulsion? Using a good quality emulsion is important, but without a properly prepared film positive, it will be very difficult to get a perfect screen. Not producing good, opaque film positives for screen exposure. Three Mistakes I made when I started burning screens for Screen PrintingĬheck out the video: 1.