... insulation 3240 fiberglass rodColor: yellow Shapes Include: SheetsSize: Epoxy SheetThickness(mm)Width/Length(mm)0.5-1.5mm1020mm ... after electric industry alkali glass cloth dips into the epoxy phenolic resin. It has high mechanic and dielectric performance ... gear ,and generators, Pads, base, baffle etc.. Generator ,transformer, fixture, inverter, motor and electric insulation component Other GradeFR4, ...