Grilamid TR 90 UV natural 4650 is a high purity transparent thermoplastic polyamide, based on aliphatic and cycloaliphatic monomers. It offers outstanding transparency and maximum possible weathering stability, unlimited colourability, superb stress crack resistance, toughness and stiffness, good chemical resistance and high flexural fatigue strength. Grilamid TR 90 UV natural 4650 is especially suited for injection moulded outdoor applications in the application fields of optics, automotive, mechanical engineering, safety technology and electro / electronics.