In a light safe environment center bulb directly above the middle of the screen at a height of 12 15 inches.
Uv light bulb screen printing burn.
I use emulsion from anthem screen printing inkjet transparencies and a homemade exposure unit.
Since i m using a 10 x14 screen and 150w bulb i exposed my screen for 45 minutes.
Once the exposure is finished remove the acrylic and transparencies then go rinse your screen.
Source a light fixture to power bulb.
Vevor exposure unit 20x24 inch uv exposure unit screen printing light box 160w screen printing equipment with digital countdown timer for pad printing plate curing screen printing 5 out of 5 stars 1 403 74 403.
Turn on the light expose for the correct amount of time then turn off the light.
Screen exposure problems can be one of the most frustrating issues in the screen printing process.
To expose a screen.
If you are having problems exposing your screen or with your image washing out we highly recommend watching these videos that help trouble shoot screen e.
The higher your bulb is the longer your exposure time and the more coverage to the screen.