High-performance polymer material made by molding and turning processes from PTFE plates. It features high and low temperature resistance, corrosion resistance, low friction coefficient, non-stickiness, and strong insulation properties, capable of stable operation in an environment ranging from -180℃ to 260℃. Its applications are extensive, serving as industrial sealing parts, mechanical sliding components, lining for chemical equipment, and also used in food processing, medical instruments, and electronic equipment insulation fields. It is a commonly used engineering material that combines practicality and stability, suitable for various stringent working conditions.