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Cold rolling is the definitive precision finishing stage in copper production, where the material achieves its final gauge, mechanical strength, and critical surface properties. Utilizing specialized mills—such as 4-Hi mills for initial thickness reduction, 6-Hi mills for intermediate and finish rolling with enhanced flatness control, and 20-Hi Sendzimir mills for ultra-thin, high-precision strip—this process imparts the exact dimensional tolerances, superior surface finish, and tailored work-hardened properties required for advanced applications. It is through cold rolling that copper attains the precise electrical conductivity, formability, and durability essential for high-performance products in electronics, telecommunications, and precision engineering, transforming it from a semi-finished commodity into a high-value engineered material.
Metals-Tech provides state-of-the-art electrical and automation solutions for the entire range of copper cold rolling mills, from 4-Hi and 6-Hi configurations to precision 20-Hi Sendzimir mills. Our systems ensure exceptional control over strip profile, surface finish, thickness tolerance, and tension stability across the rolling process. These capabilities are powered by high-performance process models that integrate deep rolling metallurgy knowledge, enabling predictive optimization of rolling schedules, material behavior, and final properties. This ensures the production of premium copper strip and foil that meets the most demanding specifications for conductivity, strength, and dimensional accuracy.
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Innomotics and Beijing Metals-Tech Co., Ltd. Successfully Signed a Strategic Cooperation Agreement
23 March 2026
Cui Yan, CEO of Innomotics China and CEO of Innomotics Global Low Voltage Motor Division; Jin Yibin, Vice President of Innomotics and General Manager of East China Region; Shan Yajuan, Vice President of Innomotics and General Manager of Medium Voltage Drives & High Voltage Motors Division; Zhao Lixia, General Manager of Innomotics Industry Business; along with Li Chenshuo, Sales Director of Metals-Tech; Wang Dongzhen, Chairman of Anhui Shunbo; Xia Yueyun, General Manager of Anhui Shunbo; and Jiang Yuanjun, Deputy General Manager of Anhui Shunbo, attended the ceremony and witnessed the signing. Hou Yiwei, Vice President of Innomotics and General Manager of North China Region, and Li Chenshuo, Sales Director of Metals-Tech, signed the agreement on behalf of their respective companies. Through this collaboration, both parties will jointly promote the intelligent upgrade of the main drive system for Shunbo's aluminum hot strip mill, enhancing production efficiency and product quality. At the same time, both sides will actively explore new cooperation models, broaden the scope of collaboration, and jointly expand into broader market opportunities. Photo/Article: Innomotics
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