Getting Started with Capillary Film Emulsion for Screen Printing StencilsFor most screen printers, liquid emulsion is the preferred tool for coating screens to make stencils. There is an alternative that’s often overlooked and undervalued: capillary film. Capillary films are sheets of hardened emulsion on a polyester backing. The emulsion side of the film is applied directly to a wetted mesh screen. The emulsion forms a firm bond with the mesh as it dries, and the backing is peeled away. From there, the printer can expose a stencil much as they would a screen coated with liquid emulsion.
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