Peek (poly-ether-ether-ketone) resin is a kind of high-performance special thermoplastic material, which is one of the most important commercial poly (aryl ether ketone) resins. At present, peek is widely used in medical devices, food processing, beverage filling machinery, aerospace, military industry and other high-end fields because of its excellent high temperature resistance, disinfection resistance, non deformation, mildew resistance and other properties.