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“铝代铜”时代来了?博威合金、泰科电子称已打破技术魔咒

Core Viewpoint - The company Bowei Alloy (601137.SH) reported a revenue of 10.221 billion yuan for the first half of 2025, marking a year-on-year increase of 15.21%, and a net profit of 676 million yuan, up 6.05% year-on-year. The growth is attributed to increased sales volume, particularly in the new materials sector, which saw a sales volume of 125,600 tons, an 11% increase compared to the same period in 2024 [1][2]. Group 1: Financial Performance - In the first half of 2025, Bowei Alloy achieved total revenue of 10.221 billion yuan, representing a 15.21% increase year-on-year [1]. - The net profit attributable to shareholders reached 676 million yuan, reflecting a 6.05% year-on-year growth [1]. - The sales volume of new materials reached 125,600 tons, contributing significantly to the company's revenue growth [1]. Group 2: Product Development and Market Potential - Bowei Alloy, in collaboration with Tyco Electronics, has made significant advancements in developing "aluminum substitute copper" composite materials for automotive low-voltage wiring harnesses, potentially opening a market space of approximately 36 to 48 billion yuan [2][4]. - The new composite material is expected to be ready for vehicle integration by the end of 2026, with mechanical properties comparable to copper wire under high temperatures [2][4]. - The automotive industry faces a "copper shortage" due to increasing demand, particularly as electric vehicles and AI technologies expand, making the development of aluminum alternatives critical [3][4]. Group 3: Technical Challenges and Innovations - The main technical challenges for "aluminum substitute copper" include addressing aluminum's creep and electrochemical corrosion issues, which have hindered its large-scale application in the automotive sector for over 20 years [4][5]. - Tyco Electronics has announced a new generation of low-voltage aluminum core conductors that reportedly overcome the electrochemical corrosion problem, which is crucial for the material's viability [4][5]. - Bowei Alloy's expertise in copper alloys is seen as a valuable asset in innovating aluminum alloys, with confidence in transferring knowledge from copper to aluminum development [5].