Engineered with 20+ Years of Process Knowledge. Built for Reliability.
In the realm of precision leveling, while work rolls receive much of the attention, it is the back-up roll that serves as the fundamental backbone, providing the crucial rigidity and support required for flawless operation. For over two decades, our exclusive focus has been on the continuous refinement of this vital component. Our back-up rolls represent far more than mere products; they are the physical manifestation of profound metallurgical expertise and thousands of hours of dedicated process optimization. This unwavering commitment translates directly to your production floor, ensuring your leveling lines operate with exceptional stability and repeatable precision, shift after shift.
Core strengths
- Proven Durability from Experience: Leveraging our twenty-year legacy in material science research and application, we’ve engineered back-up rolls with exceptional microstructural integrity. This translates to superior resistance against abrasive wear and rolling contact fatigue, delivering a service life that consistently outperforms conventional alternatives by 30-50% in demanding mill environments.
- Guaranteed Flatness Performance: Through decades of application engineering, we’ve perfected the geometry control and surface finishing techniques of our rolls. This accumulated knowledge directly enables the achievement and maintenance of exceptional strip flatness, reliably meeting tight tolerances within I-units ≤ 2, which is critical for high-value strip production.
- Reduced Total Cost of Ownership: Our engineered solutions deliver substantial operational economics through significantly extended replacement intervals, minimized unplanned production interruptions, and consistently superior output quality. This comprehensive value proposition ensures our back-up rolls represent a strategic investment with demonstrable long-term returns and enhanced operational efficiency.
- A Partner, Not Just a Supplier: Selecting our products grants you access to our team’s comprehensive knowledge base accumulated through thousands of successful installations. We provide dedicated application support and troubleshooting expertise tailored to your specific mill configuration, ensuring optimized performance and maximizing your operational productivity.
Technical Specifications
- Core Application: Specifically engineered as critical components for tension levelers, roller levelers, and skin pass mills, where they provide essential support and stability during precision strip processing operations across various metalworking applications.
- Material Expertise: Utilizing advanced alloy steels that are systematically selected and thermally processed according to proprietary protocols developed through 20+ years of comprehensive failure mode analysis and performance data collection from field applications.
- Manufacturing Precision: State-of-the-art CNC machining and precision grinding processes ensure exceptional concentricity (within 0.005mm TIR) and superior surface finish quality (maintaining Ra < 0.2 µm) for optimal performance and extended service life.
- Standard Sizes: Fully custom-manufactured to precisely match all major OEM leveler specifications including Sundwig, Braner, Herr-Voss, and other prominent equipment manufacturers, with complete dimensional compatibility.
- Quality Assurance: Comprehensive 100% non-destructive testing protocol incorporating both ultrasonic examination for internal flaw detection and magnetic particle inspection for surface defect identification, guaranteeing structural integrity and reliability.
Application
- Cold Rolling Mills: Essential components for critical temper mills and skin pass mills where precise surface finish control and mechanical properties enhancement are paramount for high-value strip production, ensuring consistent material quality across full coil lengths.
- Processing Lines: Optimized performance across continuous processing operations including galvanizing lines for zinc coating uniformity, Aluzink coating systems for aluminum-zinc alloy deposition, painting lines for pristine surface preparation, and high-speed slitting lines for maintaining dimensional accuracy during width reduction.
- Non-Ferrous Metal Processing: Specialized expertise in precision leveling of sensitive non-ferrous strips including aluminum alloys for automotive applications, copper for electrical components, and brass for decorative applications, where maintaining exact flatness without surface damage is critical.
