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The “Physiotherapist” of Aluminum Coils — Box-Type Aluminum Coil Annealing Furnace
This article provides an in-depth introduction to the box-type aluminum coil annealing furnace, a key piece of equipment in modern aluminum processing. It explains its core applications in eliminating work hardening after cold rolling, restoring ductility through controlled annealing, and enabling high-quality downstream forming. The article also covers furnace structure, including heating and circulation systems, atmosphere control, cooling technologies, and intelligent control systems, and outlines the complete annealing process from heating to soaking and cooling. As a flexible batch-processing solution, the box-type annealing furnace plays a critical role in helping aluminum processors meet diverse alloy, specification, and quality requirements.
08
2026
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02
Hengzhong at ALUEXPO 2025 – Strong Global Attention
Hengzhong showcased its advanced aluminium processing equipment at ALUEXPO 2025, attracting strong global attention and nonstop business discussions. With tailored one-to-one consultation services, the company further strengthened customer trust and demonstrated its commitment to supporting the growth of the global aluminium industry.
20
2025
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09
Hengzhong Heavy Invites You to ALUEXPO 2025 in Istanbul
Hengzhong Heavy will participate in ALUEXPO 2025 in Istanbul from September 18–20, 2025. At Hall 8 – A100, the company will showcase its latest aluminum processing technologies and provide tailored consultation services for global partners. Visitors are invited to explore innovation and discuss future cooperation.
10
2025
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09
Hengzhong Heavy to Exhibit at ALUEXPO 2025 in Istanbul, Turkey
Zhengzhou Hengzhong Heavy Machinery Manufacturing Co., Ltd. will participate in the 9th International Aluminium Technologies, Machinery, and Products Trade Fair (ALUEXPO 2025), held on 18–20 September 2025 in Istanbul, Turkey. This will be the company’s third appearance at ALUEXPO, following 2019 and 2023. With an established customer base in Turkey, Hengzhong Heavy aims to strengthen partnerships and expand its market by showcasing advanced aluminium processing solutions, including casting and rolling equipment, foil rolling mills, and plate stretchers. The company warmly invites both new and existing customers to visit Hall 8 – A100 to explore future cooperation opportunities.
08
2025
/
09
One-Shot Success for Hengzhong’s 400 m/s Recoiling Line
Zhengzhou Hengzhong Heavy Machinery Manufacturing Co., Ltd. has successfully completed the strip threading and trial run of its 400-meter aluminum strip recoiling and edge trimming line in a single attempt. The high-performance line features intelligent blade adjustment, high-speed recoiling, and advanced automation. This achievement highlights Hengzhong’s strength in precision engineering and smart aluminum processing technology, marking another milestone in the company’s innovation-driven development.
22
2025
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07
Hengzhong Heavy Shines at Aluminium China 2025 in Shanghai
Hengzhong Heavy Industry made a powerful impression at Aluminium China 2025, held from July 9 to 11 at the Shanghai New International Expo Centre. Under the theme “Green Intelligent Manufacturing for a Sustainable Aluminum Future,” the company showcased its latest aluminum processing technologies and innovative solutions. With a futuristic booth design, holographic displays, and a professional team, Hengzhong attracted wide attention from global buyers and industry professionals. The exhibition resulted in multiple business leads and reinforced Hengzhong's position as a trusted player in the aluminum processing equipment sector.
15
2025
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07
Hengzhong Heavy to Exhibit at ALUMINIUM CHINA 2025 in Shanghai
Zhengzhou Hengzhong Heavy Machinery Manufacturing Co., Ltd. will participate in ALUMINIUM CHINA 2025 in Shanghai from July 9–11. The company invites customers and industry partners to visit Booth 2C40 to explore advanced aluminum processing equipment and potential cooperation opportunities.
03
2025
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07
Hengzhong Heavy Invites You to Aluminium China 2025
Hengzhong Heavy will participate in Aluminium China 2025, held from July 9 to 11, 2025 at the Shanghai New International Expo Centre. As a prominent manufacturer of aluminum processing equipment, the company will showcase cutting-edge solutions in cold rolling, twin-roll casting, tension leveling, and slitting technologies at Booth N2-2C40. The exhibition marks the 20th anniversary of Aluminium China and features over 800 global exhibitors and 30,000+ professional visitors. Hengzhong warmly invites all partners and clients to visit and discuss future cooperation opportunities.
23
2025
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06
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