When determining the type of emulsion to use for your screen prints. There are a couple questions that can help narrow down the answer. What type of ink is the first question. Photo polymer emulsion is only for plastisol ink, and if you try using water based ink with photo polymer then your emulsion is going to break down quickly and the your stencil will be ruined.
Photo-emulsion Screen Printing : 7 Steps (with Pictures) - Instructables
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Screen Printing Tutorial
Photo-emulsion Screen Printing : 7 Steps (with Pictures) - Instructables
Photo-emulsion Screen Printing : 7 Steps (with Pictures) - Instructables
Screen Printing Tutorial
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Screen Print 101 - Come Learn With Us
Screen Printing Tutorial
Photo-emulsion Screen Printing : 7 Steps (with Pictures) - Instructables
Photo-emulsion Screen Printing : 7 Steps (with Pictures) - Instructables