1, High melting point, good heat resistance, be suitable for use at UL 140C continuously. 2, High mechanical strength, especially for stiffness 3, Good chemical resistance, excellent anti-corrosion for organicsolvents. 3, Excellent electrical properties, be suitable for use as an insulation material 4, Light in weight, less noise and anti-corrosion, as compared with metals 5, Low water absorption better dimensional stability. 6, Good surface gloss, good painting and easy coloring