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.