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The Model 200 Series CNC Precision Leveler represents the absolute pinnacle of our heavy-duty fabrication capabilities, engineered as a flagship solution for the most extreme challenges in the steel industry. As the largest and most powerful machine in our standard series, the Model 200 is not merely a leveler; it is a massive industrial installation designed to tame the "memory" of super-heavy plates and ultra-high-strength alloys. At the heart of this behemoth lies a staggering 200mm diameter roll system. These rolls are arranged in a specialized 15/19 roll configuration, a hybrid architecture optimized to deliver maximum specific pressure while maintaining the geometric stability required for precision leveling.
Designed for standard working widths ranging from 400mm to 2100mm, the Model 200 is built to process materials with a nominal thickness of 8.0–30.0mm and a maximum capacity of up to 40mm. This machine is the definitive answer for manufacturers dealing with high-yield strength steels (such as Hardox or Weldox) where internal stresses are severe. The structural frame of the Model 200 is engineered with finite element analysis to ensure zero deflection under maximum load, guaranteeing that the force applied to the workpiece is uniform across the entire width.
The defining advantage of the Model 200 is its ability to apply extreme specific pressure. With a 200mm roll diameter, the machine generates the torque and force necessary to penetrate deep into the neutral axis of 40mm thick plates. This capability ensures that internal residual stresses are not just masked but permanently eliminated, resulting in a workpiece that remains flat even after subsequent cutting or welding operations.
Unlike smaller series, the Model 200 utilizes a 15/19 roll arrangement. This configuration is specifically calculated for heavy plates. The larger pitch and robust roll design prevent roll deflection—a common issue when leveling thick materials—ensuring that the flatness precision of 0.05–0.1mm/m² is maintained even on the thickest, hardest materials. This setup offers the perfect balance between heavy-duty correction and final surface quality.
Despite its massive size, the Model 200 excels in processing efficiency. It is capable of leveling workpieces with a minimum length of just 310mm. This is a critical advantage for manufacturers producing high-value components where material yield must be maximized, allowing for the processing of short blanks cut from large master plates without sacrificing flatness quality.
To handle the immense forces generated during the leveling of 40mm plate, the Model 200 features a monolithic frame design with reinforced side housings. This ensures that the machine acts as a rigid unit, absorbing vibration and maintaining alignment over years of continuous operation in harsh industrial environments.
Width of standard series | 400 | 600 | 1000 | 1300 | 1600 | 1900 | 2100 |
|---|---|---|---|---|---|---|---|
Diameter of leveling roller | 200 | 200 | 200 | 200 | 200 | 200 | 200 |
Number of leveling rollers | 15/19 | 15/19 | 15/19 | 15/19 | 15/19 | 15/19 | 15/19 |
The shortest workpiece length for flattening Lmin (mm) | Lmin=310 | Lmin=310 | Lmin=310 | Lmin=310 | Lmin=310 | Lmin=310 | Lmin=310 |
Nominal thickness of leveling material T (mm) | 8.0-30.0 | 8.0-30.0 | 8.0-30.0 | 8.0-30.0 | 8.0-30.0 | 8.0-30.0 | 8.0-30.0 |
Maximum thickness of flattening material Tmax (mm) | Tmax=40 | Tmax=40 | Tmax=40 | Tmax=40 | Tmax=40 | Tmax=40 | Tmax=40 |
Leveling accuracy | The parameters are calculated according to the material Q235/yield strength 235MPa, and the length and width are detected within 1m | ||||||
0.05-0.1mm | 0.05-0.1mm | 0.05-0.1mm | 0.05-0.1mm | 0.05-0.1mm | 0.05-0.1mm | 0.05-0.1mm | |
Straightening line speed (m/min) | Speed adjustable at 1-10m/min | ||||||
voltage | AC three-phase 380V | ||||||
Optional Accessories | 1.Pulling out the flattening roller downwards (convenient for roller quick change and surface cleaning) | 4.Four/six times leveling roller | 7.Number of leveling rollers | ||||
2.Pulling out the leveling roller (convenient for roller quick change and surface cleaning) | 5.Automatic loading/unloading manipulator/palletizing robot | 8.Uncoiler - Hydraulic/Mechanical Cutting Line | |||||
3.Pulling out the roller up and down (convenient for roller quick change and surface cleaning) | 6.Feeding and discharging roller assembly line: with/without power | 9.Uncoiler - laser cutting blanking line | |||||
Customized requirements | Customer customization requirements are acceptable | ||||||
Remarks | Straighten the pressing gap of materials, input relevant parameters through the touch screen, and the equipment will automatically adjust. | ||||||
The Model 200 Series is exclusively designed for heavy industries where precision is as critical as power. Its primary applications include:
Shipbuilding and Offshore Engineering: Leveling thick hull plates, deck structures, and offshore platform components where flatness is vital for welding accuracy.
Heavy Construction Machinery: Processing booms, arms, and chassis components for excavators and cranes, typically made from high-strength low-alloy (HSLA) steels.
Wind Energy and Power Generation: Leveling flanges, tower sections, and structural supports for wind turbines and hydroelectric projects.
Mining and Defense: Fabrication of wear-resistant plates for mining trucks and armored vehicle components requiring extreme flatness on very thick materials.
Can this machine handle high-strength steel (e.g., HARDOX or Q690) without damaging the rolls?
Yes, the Model 200 is specifically engineered for high-yield strength materials. The 200mm rolls are manufactured from high-alloy bearing steel and undergo a specialized heat treatment process (quenching and tempering) to achieve a hardness that exceeds that of standard structural steels. This ensures the rolls resist indentation and wear, even when leveling abrasive, high-strength plates up to the machine's maximum pressure limits.
How does the machine ensure flatness consistency across the entire width of a 2100mm plate?
The Model 200 features a robust roll support system designed to counteract "roll bending." Under the immense pressure required for 40mm plates, standard rolls might bow in the center. Our design incorporates heavy-duty backup bearings and a rigid frame that supports the work rolls across their entire length. This mechanical rigidity ensures that the pressure applied to the center of the plate is identical to the pressure applied at the edges, guaranteeing uniform flatness (0.05–0.1mm) across the full 2100mm width.
What are the power requirements for a machine of this size, and is it energy efficient?
The Model 200 is powered by a heavy-duty industrial drive system operating on AC 3-phase 380V. While it is a high-power machine due to the torque required for thick plates, it utilizes an efficient main drive motor and gearbox system designed to optimize torque delivery. The variable speed control (1–10 m/min) allows operators to adjust the leveling speed to match the material condition, ensuring that energy is not wasted and that the process is optimized for the best quality-to-power consumption ratio.