Black Mylar Roll Flame Retardant High Temperature Adhesive Backed PCB Insulation Gasket Product Overview A flame retardant black Mylar film supplied as continuous roll stock, and then converted into fireproof insulation gaskets for PCB circuit boards. Because it is delivered on a roll, the material can be laminated with a custom adhesive backing and die cut in the same production run, which keeps cost low and lead time short for board-level insulation parts. The black