DT新材料·2025-06-03 15:34Core Viewpoint - The article discusses the advancements in solid-state battery technology by major automotive companies such as Mercedes-Benz, SAIC Group, and Changan Automobile, highlighting their plans for mass production and the technical specifications of their batteries. Group 1: Mercedes-Benz - Mercedes-Benz has begun testing its new solid-state battery technology in production models, achieving an energy density of 450Wh/kg and a range exceeding 1000km on a full charge [2] - The solid-state battery is developed in collaboration with British AMG and American Factorial Energy, utilizing Factorial's FEST quasi-solid-state technology, with plans to upgrade to the more advanced Solstice all-solid-state battery [2] - Mercedes-Benz aims for large-scale production of this battery technology by 2030 [2] Group 2: SAIC Group - SAIC Group announced that its solid-state battery will enter mass production by 2026, with an energy density exceeding 400Wh/kg, which is more than double that of traditional batteries [3] - The new solid-state battery features a volumetric energy density of over 820Wh/L and a capacity exceeding 75Ah, ensuring safety and stability under various conditions [3] - The recently delivered SAIC Zhiji L6 vehicle is equipped with a solid-state battery that has an energy density exceeding 300Wh/kg and a range of over 1000km, with plans to further enhance energy density to 500Wh/kg by 2027 [3] Group 3: Changan Automobile - Changan Automobile plans to validate its solid-state battery in vehicles by 2026 and aims for gradual mass production by 2027, targeting an energy density of 400Wh/kg [4] - The "Jinzhongzhao" solid-state battery showcased by Changan has an energy density of 400Wh/kg and a range exceeding 1500km, with a 70% improvement in safety [4] - Changan is actively pursuing solid-state battery technology development and has partnered with Ganfeng Lithium to advance the industrialization of solid-state batteries [4]