The main characteristics of nylon (polyamide PA) plastic are excellent mechanical properties, such as high strength, good rigidity, good wear resistance, self-lubricating properties, wide temperature range of use, good electrical insulation performance, arc resistance, good flame retardancy, good breathability, oil resistance and chemical stability, easy processing, etc. Different functional requirements can be met through modification methods such as enhancement and filling. Nylon plastic is widely used in automobiles, machinery, electronic appliances, communication equipment, instruments, station building materials, etc.