挺直“中国芯”的脊梁

Core Insights - A South Korean company has praised the quality of 6N61 SP aluminum alloy produced by Nannan Aluminum Processing Co., stating that its material quality is at an internationally advanced level, with some indicators even surpassing other international suppliers [1] - The 6N61 SP aluminum alloy has become a key material in the supply chain of leading global semiconductor equipment manufacturers, indicating its recognition as a top-tier material [1] - The demand for this aluminum alloy is increasing, with interest from companies in Japan, South Korea, and other regions, reflecting its growing market acceptance [1] Group 1 - The 6N61 SP aluminum alloy is a high-end material developed based on 6061 aluminum alloy, essential for core semiconductor manufacturing equipment such as etching machines and ion implantation machines [2] - Previously, the domestic semiconductor-grade 6061 aluminum alloy relied heavily on imports, which were expensive and had long supply cycles [2] - Nannan Aluminum Processing has become one of the few companies globally capable of stable mass production of this material, overcoming significant technical challenges [2][3] Group 2 - The development team faced challenges with the width-to-thickness ratio of aluminum alloy ingots, achieving a success rate of 90% in ingot production after extensive experimentation [3] - Another challenge was ensuring uniform thickness in the aluminum alloy sheets, which was resolved through precise adjustments in the rolling process [4] - The solid solution quenching process was critical for enhancing the material's strength and ductility, leading to the establishment of a reliable processing scheme [5] Group 3 - In 2021, the 6N61 SP aluminum alloy successfully passed certification from leading domestic semiconductor equipment manufacturers, allowing for stable mass supply [5] - The cost of this domestically produced aluminum alloy is 50% lower than that of imported alternatives, enhancing its competitiveness [5] - The company is focused on standardizing its technological achievements and increasing production capacity to meet the growing demand for high-end aluminum alloys in the semiconductor industry [5]