The seal ring is a crucial component used across various industries for sealing purposes. Typically made from materials such as rubber, silicone, or metal, seal rings are designed to prevent the leakage of fluids and gases. They are commonly found in automotive, aerospace, and manufacturing sectors, where they play a vital role in ensuring equipment efficiency and safety. Historically, seal rings have evolved from simple metal rings to more sophisticated designs incorporating advanced materials for enhanced durability and temperature resistance. Their unique features include flexibility, resistance to wear, and the ability to maintain integrity under varying pressure conditions. Seal rings are often used in hydraulic systems, engines, pumps, and compressors. Their primary purpose is to provide an effective seal that prevents fluid migration, which can lead to machinery failure or accidents. With continuous advancements in materials science, modern seal rings can withstand extreme temperatures and harsh chemical environments, making them indispensable in contemporary engineering applications.