Electrical polyester fiber non-woven is made from  polyester fiber, with high heat resistance and excellent impregnating and dielectric properties, which is widely used for base materials of flexibel laminated composite such as DMD ,  DMD100 and prepreg DMD, it also can bea s the reinforcement material of mica tape, base layer of insulation varnished cloth and and also be used for wrapping  motor coil and magnet wire and  cable.