我国高性能封严涂层技术取得突破

Core Viewpoint - The introduction of the "new wear-resistant sealing coating technology" by the Mining and Metallurgy Group marks a significant advancement in China's sealing coating technology, transitioning from a follower to a leader in the field, addressing long-standing challenges in high-end equipment development [1][2] Group 1: Technology Development - The development of the wear-resistant sealing coating technology has taken over 20 years, supported by national projects, leading to the establishment of a testing platform that simulates extreme high-temperature and high-speed conditions [2] - The team has successfully developed eight types of long-life wear-resistant sealing coating materials that cover the entire temperature range, creating a comprehensive and controllable high-performance sealing coating technology system in China [2] Group 2: Industry Impact - The new coating technology has been integrated into China's high-end equipment industry, covering all key models of aviation engines and about two-thirds of advanced steam turbines, supporting the development of major domestic gas turbine models with nearly 10,000 units installed [2] - The wear-resistant sealing coating extends the lifespan of aviation engines to over 3,500 hours, advanced steam turbines to over 60,000 hours, and advanced gas turbines to over 30,000 hours, contributing to efficient and safe operation while reducing carbon dioxide emissions by over 12 million tons annually [2]