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Discussion Starter · #1 ·
The emission is the stuff you don't have to add diazo to. Forget the name. 6 minutes on Ryonet exposure unit with 4 bulbs. 155 mesh count. Index color separation. Is this over or under exposed? Too much emulsion? Bad emulsion? I'm really getting tired of wasting all this time and money. Grateful for Any help .
 

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It would be easier to tell if we had a photo of the film or the digital art ... else not sure which bits should have washed out and which should not.

Did you do a Step Wedge Test to figure out how long to expose that emulsion? Random guessing won't work.
http://www.t-shirtforums.com/screen-printing/t280729.html
How to Determine correct screen exposure times using Vellum

To eliminate as many potential issues as possible:
  • Do a thin coat. One pass on each side with the sharp edge.
  • Make damn sure the emulsion gets dry. Probably not an issue if you live in Arizona. But in many areas you will need heat and/or dehumidification.
  • Step Wedge Test!
 

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46 Posts
Discussion Starter · #3 ·
Here is the image.
It would be easier to tell if we had a photo of the film or the digital art ... else not sure which bits should have washed out and which should not.

Did you do a Step Wedge Test to figure out how long to expose that emulsion? Random guessing won't work.
http://www.t-shirtforums.com/screen-printing/t280729.html
How to Determine correct screen exposure times using Vellum

To eliminate as many potential issues as possible:
  • Do a thin coat. One pass on each side with the sharp edge.
  • Make damn sure the emulsion gets dry. Probably not an issue if you live in Arizona. But in many areas you will need heat and/or dehumidification.
  • Step Wedge Test!
 
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