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商业航天新材料深度:陶瓷基复材开启黄金十年(附企业)
材料汇· 2026-02-04 15:14
Core Viewpoint - Ceramic Matrix Composites (CMC) exhibit excellent high-temperature performance and have broad applications in commercial aerospace, aviation, nuclear power, and automotive sectors, with significant market potential. China leads in brake and thermal protection for aircraft but lags in aviation engine applications [3][4]. Group 1: CMC Characteristics and Applications - CMC is defined as composites that incorporate reinforcing materials into a ceramic matrix, resulting in superior properties such as high-temperature resistance, low density, high specific strength, and oxidation resistance [4][15]. - SiCf/SiC composites are a research focus due to their enhanced oxidation resistance and longevity, making them ideal for high-temperature applications [4][21]. - In the aerospace sector, SiCf/SiC is recognized as an ideal material for the hot end of aviation engines, already in mass production for static components, with ongoing exploration for rotating parts [5][25]. - In nuclear energy, SiCf/SiC composites are considered ideal candidates for reactor cladding and control rods due to their high melting point and excellent neutron irradiation stability [5][44]. Group 2: Market Growth and Trends - The global CMC market was valued at $11.9 billion in 2022 and is projected to grow at a CAGR of 10.5%, reaching $21.6 billion by 2028, with the highest market share in defense and aerospace applications [6]. - The demand for CMC in China's aviation engine sector is expected to reach a turning point in 2024, driven by technological advancements and cost reductions [11][9]. Group 3: CMC Production and Industry Landscape - CMC production involves complex processes with high barriers to entry, including fiber preparation, preform weaving, interface layer preparation, matrix preparation, and densification [7][8]. - GE has established a vertically integrated CMC supply chain, producing 20 tons of CMC prepreg and 10 tons of SiC fibers annually, with a tenfold increase in CMC component production expected over the next decade [8][39]. - China's CMC industry is relatively complete, with advancements in the production of second-generation SiC fibers and ongoing development of third-generation fibers, although industrial-scale production remains a challenge [9][10]. Group 4: Investment Opportunities - The potential for growth in China's aviation engine sector for CMC is significant, with upstream raw material demand expected to increase as applications mature [11][9]. - As CMC manufacturing technologies improve and fiber costs decrease, midstream CMC component manufacturers are poised for rapid development [11].