宜安科技：镁合金是目前最轻的金属结构材料

Core Viewpoint - Magnesium alloy is identified as the lightest metal structural material, offering significant advantages for weight reduction and enhanced range in electric vehicles [2] Group 1: Material Properties - Magnesium alloy has a density of approximately 1.74g/cm³, which is lower than aluminum alloys and steel, making it ideal for lightweight applications in electric vehicles [2] - The material exhibits high specific strength, excellent electromagnetic shielding properties, high thermal conductivity, and vibration damping characteristics, addressing practical challenges in electric vehicle electronics and body structure [2] Group 2: Market and Cost Advantages - Current market prices for magnesium alloys are lower than those for aluminum, highlighting a clear cost advantage [2] - China possesses abundant magnesium resources, further supporting the use of magnesium alloys in the industry [2] Group 3: Strategic Importance - Magnesium alloys are positioned to become a core strategic material in the lightweighting sector of electric vehicles due to their extreme lightweight advantages, significant cost-effectiveness, ongoing technological advancements, and policy support [2]