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钕铁硼稀土合金
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没了中国稀土,全世界连车都造不了了?
3 6 Ke· 2025-06-13 10:37
Core Viewpoint - The global automotive industry is facing significant challenges due to China's recent export controls on rare earth elements, which are essential for manufacturing permanent magnets used in electric motors [1][2][4]. Group 1: Impact on Automotive Industry - China's export controls on seven rare earth elements have led to a 50% reduction in rare earth exports in April, causing severe supply shortages for automotive manufacturers worldwide [2][4]. - Major automotive companies in Europe and the U.S. are experiencing production halts, with reports of a German magnet manufacturer potentially shutting down operations due to rare earth shortages [4][6]. - Indian and Japanese automotive manufacturers are also facing production issues, with Maruti Suzuki indicating potential shutdowns if the rare earth situation is not resolved [6][7]. Group 2: Importance of Rare Earth Elements - Rare earth elements, particularly neodymium, are crucial for creating strong permanent magnets used in electric motors, which are integral to electric vehicles [8][10]. - The absence of rare earths would significantly degrade the performance of electric motors, as alternatives like asynchronous motors are less efficient and have limitations [12][16]. - Rare earths are not only vital for electric vehicles but also play a role in traditional combustion engine vehicles, affecting various components such as starters, generators, and sensors [17][19]. Group 3: Global Supply Chain Dynamics - China dominates the global rare earth supply chain, controlling 70% of rare earth mines and 85% of refining capacity, making it difficult for other countries to find alternative sources [2][23]. - Despite some efforts from companies in the U.S. and Australia to develop their rare earth capabilities, they face challenges in cost and technology, often relying on China for processing [23][25]. - The Chinese government has proposed a "green channel" for rare earth exports to the EU, indicating a willingness to facilitate trade and potentially alleviate some supply pressures [25].