In screen printing, a layer (or layers) of glass, plastic, board, etc., placed beneath the printing frame, used to support the stencil film to ensure a uniform, pressurized application of the stencil to the screen fabric.
In screen printing, a layer (or layers) of glass, plastic, board, etc., placed beneath the printing frame, used to support the stencil film to ensure a uniform, pressurized application of the stencil to the screen fabric.