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  • Cold rolling mill
    • 2 hi Cold rolling mill
    • 4 hi Cold rolling mill
    • 6 hi Cold rolling mill
    • 8 hi Cold rolling mill
    • 20 hi Cold rolling mill
    • Reversing mill
    • Tandem rolling mill
    • Continuous rolling mill
    • Auxiliary equipment
    • Spare parts
  • Application
  • Solution
    • Φ320/Φ250×250 Four-Stand Two-Roll Cold Rolling Mill Line
  • About Us
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Cold rolling knowledge and guidelines

Comparison of Advantages Between Four-High and 6 Hi Cold Rolling Mills and Possibility of Improvement for 4 Hi Cold Rolling Mill

A data-driven comparison of 4-high vs. 6-high cold rolling mills, with actionable upgrade paths to enhance 4-high performance for thinner gauges without full replacement.

2026-01-20

Comparison of Pre- and Post-Use Inspections for Four-High Reversible Cold Rolling Mill and Importance of Mechanical Processing Drawings

Essential guide comparing pre- and post-use inspections for 4-high reversible cold rolling mills and the critical role of accurate mechanical processing drawings in maintenance, reliability, and upgrades.

2026-01-16

Comparison of Pre- and Post-Use Inspections for 4 Hi Cold Rolling Mill and Requirements for Understanding Roll Diameter Ratio

A concise guide comparing pre- and post-use inspections for 4 hi cold rolling mills and explaining the critical role of roll diameter ratio in achieving optimal strip quality and mill performance.

2026-01-13

Connection Between 4 Hi Cold Rolling Mill and Steel Rolling Mill and Importance of Roll Profile Planning

Precision roll profile planning is critical in 4 hi cold rolling mills to ensure flatness, gauge accuracy, and surface quality—directly linking cold mill performance to broader steel rolling efficiency and product innovation.

2026-01-02

Questions on Cold Rolling Mill Operation and Working Methods of 4 Hi Cold Rolling Mill

Comprehensive guide to 4 hi cold rolling mill operation, covering reversible vs. tandem configurations, AGC/AFC strategies, pass scheduling, defect prevention, and process optimization for high-precision strip production.

2025-12-25

Brief Description of Operation Process of 4 Hi Cold Rolling Mill

A concise guide to the precise operation of a 4-Hi cold rolling mill, covering setup, multi-pass rolling, real-time control systems, and safety protocols for high-quality strip production.

2025-12-24

Which Reduction Systems are More Common in 4 Hi Cold Rolling Mills?

A technical overview of reduction systems in 4-high cold rolling mills, comparing manual, electric, and hydraulic mechanisms for roll gap control, with insights on performance, applications, and maintenance.

2025-12-19

Introduction to 4 Hi Cold Rolling Mill

A technical overview of 4 hi cold rolling mills covering configuration, components, working principles, applications, and key design considerations for precision strip rolling in steel, stainless steel, aluminum, and copper.

2025-12-19
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Our Products

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    Φ320/Φ250×250 Four-Stand Two-Roll Cold Rolling Mill Line

    Φ320/Φ250×250 Four-Stand Two-Roll Cold Rolling Mill Line HANI TECH Equipment Overview This cold rolling mill line is designed for continuous rolling of steel strip. The system features four tandem rolling stands for precision thickness reduction and surface finishing. Technical Specifications Material Processing Range Material Grade: Q195-235 (Annealed) Input Thickness: 2-10mm Output Thickness: ≥1mm Strip Width:…

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  • 4 hi cold rolling mill

    4 hi cold rolling mill

    The 4 hi cold rolling mill represents one of the most versatile and efficient solutions for precision metal forming in modern industrial settings. This sophisticated equipment has revolutionized the production of thin metal strips and foils across numerous industries, offering unparalleled dimensional accuracy and surface finish quality. HANI has established itself as a trusted manufacturer…

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  • 2 hi cold rolling mill

    2 hi cold rolling mill

    A high-precision 2 hi cold rolling mill represents the pinnacle of metal processing technology for achieving superior surface finishes and precise thickness control in metal strip production. HANI’s engineering team has perfected this essential equipment for modern metalworking facilities worldwide. Technical Overview of the 2 Hi Cold Rolling Mill The 2 hi cold rolling mill…

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  • 4 hi reversing cold rolling mill

    4 hi reversing cold rolling mill

    Our advanced 4 hi reversing cold rolling mill represents the pinnacle of metal processing technology, designed for precision cold rolling of various metal strip materials with exceptional efficiency and product quality. The 4 hi reversing cold rolling mill stands as a cornerstone equipment in modern metal processing facilities worldwide. This sophisticated machinery enables manufacturers to…

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  • 4 hi cold rolling mill(Hydraulic AGC Φ50/Φ80/Φ300×300 Φ80/Φ110×380/Φ350×350)

    4 hi cold rolling mill(Hydraulic AGC Φ50/Φ80/Φ300×300 Φ80/Φ110×380/Φ350×350)

    The 4 hi cold rolling mill represents the pinnacle of precision metal processing technology. This Hydraulic AGC four-high precision cold rolling mill system is meticulously engineered to deliver unparalleled performance in the production of high-quality metal strips and foils across numerous industrial applications. Technical Overview of the 4 hi Cold Rolling Mill The 4 hi…

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  • Aluminum foil rolling mill

    Aluminum foil rolling mill

    The Aluminum foil rolling mill represents one of the most sophisticated manufacturing solutions in modern metal processing industries. As demand for high-quality aluminum foil continues to surge across diverse sectors including packaging, electronics, construction, and pharmaceuticals, manufacturers require equipment that delivers precision, efficiency, and consistent quality. An advanced Aluminum foil rolling mill system provides exactly…

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  • Copper strip rolling mill

    Copper strip rolling mill

    The Copper strip rolling mill represents one of the most sophisticated metal forming technologies in modern metallurgical engineering. Designed specifically for the production of high-quality copper and brass strips, this equipment combines precision engineering with advanced control systems to deliver exceptional product consistency and operational efficiency.

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  • BL20-225 20 hi reversing cold rolling mill

    BL20-225 20 hi reversing cold rolling mill

    Engineered for precision, built for performance. The BL20-225 20 hi reversing cold rolling mill delivers exceptional quality in stainless steel, silicon steel, and high-strength alloy strip production. Introduction to Advanced Cold Rolling Technology In today’s demanding metal processing industry, the requirement for high-precision, ultra-thin metal strips continues to grow exponentially. The BL20-225 20 hi reversing…

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