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Corrugated Sheet Roll Forming Line
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine
Wave Sheet Roll Forming Machine

Wave Sheet Roll Forming Machine

The Wave Sheet Roll Forming Machine is specifically designed for producing corrugated metal sheets with continuous corrugated cross-sections. The equipment employs a multi-pass cold bending process, giving the sheets excellent bending resistance and structural strength. Corrugated sheets with different wave pitches, heights, and widths can be produced according to customer requirements, suitable for building walls, roofs, decorative panels, and enclosure systems.

Corrugated Sheet Roll Forming Machine — Professional manufacturer, fully automated intelligent production line, multi-profile capability, high-speed production, and long-stack output.

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I. Equipment Overview

The Wave Sheet Roll Forming Machine is specialized cold-roll forming equipment designed for the production of corrugated metal sheets. Corrugated sheets are created by processing metal coils through a roll-forming process to produce panels with a continuous wave profile; this design significantly enhances the sheet's strength and rigidity, making it an ideal choice for roofing, wall cladding, and various engineering applications. Utilizing a continuous cold-roll forming process, the machine integrates the entire production sequence—including uncoiling, guided feeding, roll forming, cut-to-length shearing, and automatic stacking of 12-meter sheets—into a single, streamlined operation that directly yields finished corrugated panels.
The entire line features fully automatic PLC control and a touchscreen HMI, ensuring a continuous, automated workflow from uncoiling to final stacking. The equipment is compatible with a wide range of metal materials—such as color-coated steel, galvanized steel, Al-Zn coated steel, stainless steel, and aluminum—handling thicknesses of 0.3–1.0 mm and feed widths of 914–1250 mm. It is capable of producing corrugated sheets with various wave heights and pitches. Requiring only 1–2 operators, this machine serves as core equipment for manufacturers in sectors such as architectural roofing, wall paneling, container production, and bridge/culvert construction, enabling large-scale, standardized, and intelligent production.


II. Core Advantages and Selling Points

(1) Multi-profile Capability & Flexible Production
This is the core advantage distinguishing this equipment from conventional single-specification production lines.
Traditional corrugated sheet equipment is typically customized for a single profile; switching products requires replacing the entire mold set, which is time-consuming and costly. This equipment utilizes a modular mold design and adjustable forming technology, allowing the same machine and roller set to process corrugated sheets of various specifications. A single machine can produce corrugated sheets with different wave heights and pitches. Specification changes are achieved through quick adjustments—eliminating the need for specialized technicians—so standard operators can handle the switch, significantly boosting equipment utilization. Certain models also feature a dual-layer design, enabling one machine to produce two different profile types (e.g., corrugated and trapezoidal) simultaneously, thereby saving both space and costs.

(2) High Speed, High Efficiency, and Leading Production Capacity
The entire line integrates a fully automated process covering uncoiling, forming, cutting, and stacking. The forming line speed is continuously adjustable between 10 and 60 m/min, accommodating diverse production needs regarding material thickness and type. Based on standard sheet lengths, the system can produce multiple sheets per minute, achieving a daily output of tens of thousands of meters. Fully automated production requires only 1–2 operators, resulting in efficiency several times higher than traditional production methods. A cutting unit synchronized with the forming machine cuts products to the required length in real-time, further maximizing productivity.

(3) 12-Meter Automatic Stacking for Long Sheets
Equipped with a 12-meter automatic stacking system, finished corrugated sheets are transported automatically to the stacking station. They are stacked neatly and systematically according to preset programs. The 12-meter stacking capacity accommodates various long-format corrugated sheet products; by eliminating the need for manual stacking and alignment, it drastically reduces labor intensity and enables a seamless "production-to-storage" workflow. This is particularly suitable for the mass production of long-format items such as container corrugated sheets and large roofing panels.

(4) High-Precision Forming and Effective Spring-back Control
Roll forming technology employs a series of sequentially arranged forming rollers to press flat raw sheets into specific cross-sectional profiles. This forming method effectively overcomes material springback issues, ensuring the precision and consistency of the corrugated profile. Through a multi-pass progressive forming process, the metal sheet is gradually bent into a standard corrugated cross-section. It offers high forming precision, a flat sheet surface, uniform corrugations, and stable product quality.

(5) Multi-pass precision roll forming; flat, flawless sheet surface
Utilizes a multi-pass precision roll forming process (typically 9–24 forming stations). The metal sheet undergoes progressive cold-roll forming across multiple passes to gradually achieve a uniform corrugated shape.
Forming machine structure: The frame features a welded H-beam structure (e.g., 300H or 350H steel), offering high rigidity and excellent resistance to deformation.
Shaft diameter: Large-diameter forming shafts (Φ70–Φ80mm) with high load-bearing capacity.
Shaft material: 45# steel, subjected to quenching and tempering treatment.
Roller material: 45# forged steel with a 0.05mm hard chrome-plated surface; offers high hardness and excellent wear resistance.
Middle plate thickness: 16mm; ensures the entire machine is robust and durable.

(6) High-strength H-beam machine body; robust and durable
The machine body utilizes a welded structure made of 300H or 350H steel, providing high rigidity and excellent vibration resistance.
The machine bed is constructed from welded steel plates and undergoes tempering to effectively eliminate internal stress, preventing deformation.
Forming stands are made from welded channel steel or cast iron, ensuring high strength and a long service life.
Total machine weight is approximately 2.5–7.5 tons, featuring a solid and stable structure.

(7) Hydraulic fixed-length cutting; precision of ±1.0mm
Employs a hydraulic cutting system; cutting blades are made of Cr12MoV steel and undergo quenching treatment (HRC 58–62). Processing precision is ≤±1.0mm. Finished products feature uniform dimensions and stable quality, effectively ensuring precision during installation and assembly.

(8) Fully automatic PLC control; intelligent production
Features fully automatic PLC control and a touchscreen HMI (Human-Machine Interface) for digital management of the entire process. Operators can set parameters such as production speed, cut length, and production quantity with a single touch. Equipped with a real-time monitoring and fault warning system; it automatically alerts operators to anomalies and displays the cause of the fault. Novices can work independently after just 1–2 days of training.

(9) Rugged, durable, stable, and reliable
Drive mechanism: Sprocket and chain drive; ensures smooth and reliable operation
Hydraulic station pressure: 10–12 MPa
Control system: Uses renowned brands such as Delta or Panasonic PLCs
Variable frequency drive (VFD): Uses internationally renowned brands such as ABB
CE/ISO certified; quality guaranteed


III. Technical Parameters

Item Parameter
Applicable materials Color-coated steel, galvanized steel, Al-Zn coated steel, stainless steel, aluminum sheet, etc.
Material thickness 0.3–1.0 mm (standard: 0.3–0.8 mm)
Input material width 914–1250 mm
Number of forming stations 9–24 stations
Forming line speed 10–60 m/min (steplessly adjustable)
Shaft diameter Φ70–Φ80 mm
Shaft material 45# steel (quenched and tempered)
Roller material 45# forged steel (surface hard-chrome plated, 0.05 mm)
Cutting blade material Cr12MoV (quenched/hardened, HRC 58–62)
Processing precision ≤±1.0 mm
Main motor power 5.5–7.5 kW
Hydraulic station motor power 2.2–4 kW
Stacking length 12 m
Machine weight 2.5–7.5 tons
Machine dimensions (L × W × H) Approx. 6.0–10.0 m × 1.3–1.5 m × 1.2–1.8 m
Control system Fully automatic PLC control (Delta/Panasonic/Mitsubishi)
Frequency converter ABB or other renowned brands
Operators 1–2 persons

IV. Production Process

Uncoiling → Guided Feeding → Multi-stage Roll Forming → Cut-to-Length → 12-Meter Automatic Stacking

Process Description
Uncoiling Manual or hydraulic uncoiler supports the metal coil and ensures stable feeding; maximum load capacity of 5–8 tons.
Guided Feeding Lateral roller guides ensure the sheet enters the main forming unit in the correct position.
Multi-stage Roll Forming 9–24 stages of progressive cold-roll forming to gradually create a uniform corrugated cross-section.
Cut-to-Length Hydraulic cutting to fixed length with ±1.0mm precision; features a hardened Cr12MoV blade.
12-Meter Automatic Stacking Automatic stacking of finished products; supports extra-long 12-meter stacks for neat output.

V. Application Areas

Corrugated sheet products manufactured by roll-forming equipment are widely used in the following fields:
Building Roofing and Wall Cladding: Metal roofing and wall cladding for industrial plants, commercial buildings, and residential homes—the corrugated design enhances the strength and rigidity of the sheets.
Large-Scale Public Buildings: Roofing and wall systems for long-span structures such as stadiums, exhibition centers, theaters, and airport terminals.
Industrial Buildings: Roofing and enclosure structures for locomotive depots, aircraft hangars, and various industrial manufacturing plants.
Container Manufacturing: Container roof panels and sectional side panels—corrugated sheets offer high strength and low weight, making them an ideal material for container production.
Bridge and Culvert Engineering: Steel corrugated plate bridges, culverts, and underpasses—corrugated steel culverts offer advantages such as high strength, rapid installation, and long service life.
Roadways and Railways: Highway culverts, railway underpasses, tunnels, and temporary access roads.
Municipal Engineering: Utility tunnels, cable protection conduits, drainage channels, tower crane cofferdams, and other municipal infrastructure.
Transformer Manufacturing: Corrugated transformer oil tanks—corrugated sheet forming machines are critical equipment in the production of transformer oil tanks.

VI. Market Outlook

Driven by the continuous development of global infrastructure and the construction industry, the market for corrugated sheet roll forming equipment is experiencing steady growth. The global roll forming machine market is valued at approximately US$615 million in 2025 and is projected to reach US$826 million by 2032, reflecting a compound annual growth rate (CAGR) of 4.32%. Meanwhile, the market for automated roll forming machinery is valued at US$918 million in 2025 and is expected to hit US$1.886 billion by 2032, with a robust CAGR of 10.83%. As global urbanization progresses and investment in infrastructure continues, the application of metal corrugated sheets in sectors such as industrial facilities, public buildings, and transportation projects is set to expand further. Equipment is evolving toward higher speeds and greater intelligence; PLC-based centralized control systems now manage the entire production line—including material feeding, forming, cutting, and stacking—leading to a steady rise in the market penetration of fully automated, intelligent corrugated sheet equipment.

VII. Service & Support

Solution Design: We provide personalized equipment selection and production line layouts based on customer product drawings, production capacity requirements, and target markets.
Custom Manufacturing: We support non-standard customization—including specific corrugated profiles and optional accessories like laminating units and material take-up racks—with full oversight from roll design to complete machine manufacturing.
Installation & Commissioning: Engineers provide on-site installation, commissioning, and operator training to ensure rapid production startup.
After-Sales Support: We offer long-term technical consultation and spare parts supply; our engineers hold all necessary visas and are available for on-site service worldwide.
Continuous Optimization: We provide equipment modification and capacity upgrade services to adapt to changing production needs.

VIII. Why Choose Us

Nearly 20 Years of Manufacturing Experience: Mature technology, refined processes, and reliable quality
Multi-Profile Capability: A single machine processes various corrugated sheet specifications, eliminating the need for repeated investment
High Speed & Efficiency: Forming speeds of 10–60 m/min with a daily output of tens of thousands of meters
12-Meter Automatic Stacking: Extra-long stacking capacity accommodates various long-format sheets without manual handling
High-Precision Forming: Effectively minimizes spring-back; processing precision within ±1.0 mm
Rugged Durability: Welded H-beam frame, tempered structure, and chrome-plated rollers ensure stability and prevent deformation during long-term operation
Smart Control: Fully automated PLC system with touchscreen interface; the entire line can be operated by just 1–2 people
Direct Manufacturer: No middlemen, offering excellent value for money
Global Service Network: Engineers hold all necessary visas and provide rapid response

Item Specification
Main motor 15kW Siemens motor (Made in China)
Machine structure Cast iron housing with gearbox drive (see diagram)
Feeding method Manual adjustment
Number of forming stations 20
Shaft diameter 75mm
Shaft material 40Cr (HB 220–260)
Cutting system Hydraulic flying shear controlled by a 4.4kW servo motor (continuous cutting)
Roller material 1 Cr12MoV, surface hardened (HRC 58–62)
Cut length tolerance ±1.0mm
Line speed 0–35m/min
Rolling material 0.3–0.8mm, G350 MPa
Roller material 2 GCr15 steel, HRC 58–62, chrome-plated surface
Manual pre-shear For cutting the start or end of the coil
Hydraulic power 11kW
Solenoid valves Chinese brand
Control system Siemens PLC
Drive components Yaskawa inverter; German-brand uncoiler
Uncoiler type Hydraulic internal expansion, electric uncoiling
Uncoiler specifications Φ508 × 1300mm
Expansion range Φ460–Φ550mm
Max. load capacity 12T
Uncoiler motor power 7.5kW
Hydraulic pressure 12 MPa
Motors (2 units) Uncoiler 7.5kW, hydraulic station 3kW
Coil car 12T coil car

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12T Coil Car – 12T Hydraulic Uncoiler – Feeding – Manual Front Shearing – Forming – Hydraulic Flying Shear – 13m Stacking

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About
Wuxi Yanwu Xinhui Technology Co., Ltd.

Established in 2012, Wuxi Yanwu Machinery Co., Ltd., is a professional manufacturer specializing in the R&D, design, manufacturing, and servicing of cold roll forming equipment. The company is dedicated to providing global customers with integrated solutions for automated cold roll forming production lines.

Our main products include cable tray forming machines, racking forming machines, C/Z purlin machines, solar mounting bracket forming machines, floor deck machines, door frame machines, automotive profile equipment, and cut-to-length/slitting lines.

These products are widely used in the construction, electrical power, logistics and warehousing, automotive manufacturing, new energy, and infrastructure sectors.

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News
  • The new generation of slot-type cable tray cold bending machine has been launched with great success.
    The new generation of slot-type cable tray cold bending forming machine has been officially launched. It is targeted at cable tray manufacturing enterprises and focuses on the profile production requirements of power infrastructure, data centers, and new energy supporting projects. With an integrated continuous cold bending process, it addresses the industry pain points of traditional split bending processes, such as poor accuracy, low efficiency, and high labor costs. It provides cable tray manufacturers with automated and highly stable profile production equipment solutions. With the continuous construction of new power systems, data centers, factory and municipal distribution projects, slot-type cable trays, as protective support components for cables, have higher requirements for profile size consistency, forming strength, and delivery cycle. The traditional processing mode often involves individual bending of plates and secondary punching, with multiple process flows, which are prone to bending deviations, hole misalignment, and incomplete jointing, resulting in high material loss and high dependence on skilled workers. This slot-type cable tray cold bending machine integrates opening, leveling, online punching, continuous roller pressing cold bending, servo fixed-length cutting, and material stacking. After the galvanized steel strip is sent to the production line, it is formed into a complete slot-type cable tray in one step, without the need for secondary processing. The equipment uses multiple precision rolling rollers for progressive cold bending forming, with a forming size error controlled within ±0.5mm, good slot body straightness, regular bending edges, strong finished product rigidity, and effectively guarantees the later cable tray jointing and installation accuracy. It is equipped with a PLC touch control intelligent system, allowing parameters to be set quickly, and it can quickly switch between various cable tray specifications, suitable for different width and height slot-type cable tray production. It is multi-purpose in one machine. The production line operates stably, forms quickly, significantly reduces the number of workers, reduces material loss, and improves production capacity. The equipment is compatible with various raw materials such as galvanized plates and color steel plates, and the produced slot-type cable trays are widely used in data centers, factory distribution, rail transit, photovoltaic and wind power, building construction, etc., meeting the requirements for the protection of strong and weak wire cables. The equipment adopts a modular structure design, is convenient for maintenance, supports customized functional upgrades, and can be connected to the existing automation production lines. Based on mature equipment research and manufacturing capabilities, it can provide customers with equipment debugging, technical training, and integrated after-sales operation and maintenance services, helping cable tray manufacturing enterprises achieve automation upgrades, reduce costs, increase efficiency, and empower the high-quality development of domestic and foreign power infrastructure supporting industries.
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  • L-edge Angle Steel Profile Machine: Cold bending forming technology empowers the new infrastructure of architectural decoration.
    Product Positioning and Core FunctionThe L-edge angle steel profile machine is a cold bending forming equipment specifically designed for manufacturing L-shaped cross-section steel profiles. The L-shaped profiles, as an important component of the steel profile system, are mainly used for connecting the ceiling and walls and reinforcing the corners of partition walls. In practical applications, this product can effectively solve problems such as warping of the edges and corners of the sheet material and unsightly gaps, thereby enhancing the overall decorative effect. Steel profiles are classified by cross-sectional form into various specifications such as V-type, C-type, T-type, L-type, and U-type. Among them, the L-type profiles, due to their unique right-angle structure, play an irreplaceable role in detailed construction processes such as edge finishing and corner sealing. Technical Features and Performance AdvantagesThe modern L-edge angle steel profile machine adopts the cold bending forming process. The galvanized steel strip is continuously bent and deformed through a group of gradually changing profile surfaces during the process at room temperature, ultimately forming an accurate L-shaped cross-section. This process route has significant advantages such as high material utilization rate, fast production efficiency, and good product consistency. In terms of automation control, the advanced L-type profile production line has achieved full-process automation operations. A typical production line configuration includes: an automatic two-in-one unwinding and leveling machine, a fully automatic servo tracking rolling system, high-precision and high-speed forming equipment, a fully automatic servo tracking shearing system, and core modules such as the support frame. Through the computer control system for tracking rolling and shearing, the equipment can simultaneously complete punching and cutting operations during the forming process, effectively replacing the traditional post-forming punching process, which saves labor and ensures product consistency. In terms of forming accuracy, the rollers made of high-strength mold steel such as Cr12MoV, after vacuum heat treatment, can reach a hardness of HRC58-62, ensuring long-term stable operation. Combined with the servo-driven feeding system, the feeding accuracy can be controlled within ±0.5mm, meeting the strict requirements of architectural decoration for the size accuracy of the profiles. Trend of Intelligent UpgradeCurrently, the L-edge angle steel profile machine is accelerating its evolution towards intelligence and flexibility. The PLC control system is equipped with a user-friendly touch screen interface, supporting multi-language operation and formula storage functions. Operators can quickly call up the production parameters of different specifications of products to achieve rapid model change. It is worth noting that the integration of laser cutting technology with the profile machine is becoming a new industry trend. Compared with traditional mechanical shearing, laser cutting has advantages such as smooth and hairless cutting edges, no contact with molds, and low noise. The cutting edge width can be controlled within 0.1- 0.3 mm. This technological breakthrough not only improves product accuracy but also enables economic small-batch and multi-variety customized production, providing a new solution for the processing of irregular components in prefabricated buildings. Market Prospects and Industry OpportunitiesFrom the investment dynamics of the steel profile equipment industry, the market for steel profile equipment remains active. For example, Guangdong Quan Tan Jing Gong Technology Co., Ltd. has a new project with a total investment of 150 million yuan, mainly engaged in the production of fully automatic universal steel profile machine production lines and conventional steel profile machines. After the project is completed, it is expected to produce 300 conventional steel profile machines annually. This investment scale reflects the continuous demand for steel profile equipment in the market. Industry analysis indicates that with the deepening of the concepts of prefabricated buildings and green construction, steel profiles, as a lightweight, high-strength, fire-resistant, and easy-to-install new type of building material, their application fields will continue to expand. From hotels, airports, shopping malls to office buildings and old building renovations, the steel profile system is playing an increasingly important role in various building scenarios. For the L-edge angle steel profile machine, the continuous expansion of the downstream application market will directly drive the growth of equipment demand. Advanced equipment with high precision, high efficiency, and intelligence will occupy a competitive advantage in this round of industrial upgrading.
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  • Technological innovation drives industrial upgrading and promotes the development of automotive lightweighting.
    Technical upgrades lead industry development.The modern cold bending forming machine for automotive profiles has undergone a comprehensive upgrade from traditional hydraulic drive to servo drive technology. The servo motor-driven forming equipment not only improves positioning accuracy but also significantly reduces energy consumption and noise levels, with maintenance costs dropping sharply. In terms of forming accuracy, the axial repeat positioning accuracy of advanced equipment can reach -0.01 mm, and the upper wheel positioning accuracy reaches 0.02mm, which can meet the strict dimensional tolerance requirements of automotive structural components. The half-diameter bending capability is a significant technological breakthrough in current automotive profile cold bending forming machines. Through the four-axis positioning system and ball screw closed-loop variable frequency motor control system, the equipment can achieve one-time forming of irregular shapes such as egg-shaped and elliptical, minimizing deformation during the forming process to the greatest extent. This technological breakthrough makes it possible to achieve efficient production of complex structural components such as car window frames and body reinforcement beams. Intelligentization and automation are deeply integrated.Against the background of Industry 4.0, automotive profile cold bending forming machines are accelerating their evolution towards intelligence. The PLC control system is equipped with a user-friendly touch screen interface, supports multi-language operation, can store multiple product formulas, and enables rapid switching of different specifications of profiles. The intelligent parameter storage system significantly reduces the changeover time, and some advanced equipment can complete the mold change in 30 minutes, with an efficiency increase of 70% compared to traditional equipment. Full-process automation operations have become the industry standard. From feeding, guiding, and forming to welding, cutting, and packaging, the entire production line can operate without human intervention, with only 1-2 people on duty per production line. The integration of the automatic stacking system further reduces manual intervention, ensuring the neat stacking and efficient turnover of finished profile products. Continuous breakthroughs in lightweight material processing capabilitiesFacing the increasing demand for high-strength steel and aluminum alloy materials in the automotive industry, the technical adaptability of cold bending forming equipment is constantly improving. Modern equipment can handle materials such as strengthened steel and galvanized steel with thickness ranges of 0.3-5.0mm. The rollers use Cr12MoV mold steel after vacuum heat treatment, with a hardness of HRC58-62, ensuring no cracking during high-strength steel forming. To address the industry pain point of high-strength steel forming prone to rebound and cracking, equipment manufacturers have optimized the roller curve design and adopted multi-pass progressive roller pressing technology to effectively solve this technical problem. The section size tolerance can be stably controlled within ±0.2mm, the hole position accuracy is fine to ±0.1mm, and the product qualification rate can reach over 99.5%. The market prospect is broad.According to industry research, the cold bending forming machine market is experiencing a rapid growth period. In the automotive manufacturing field, with the explosive growth of the new energy vehicle industry, the production demand for core structural components such as battery trays and body reinforcement beams has significantly increased. The widespread application of lightweight materials and the increase in complex pipe component structures continue to drive the demand for advanced cold bending forming equipment. Industry insiders point out that in the future, cold bending forming technology will evolve towards multi-axis linkage and flexible manufacturing. The implementation of artificial intelligence and machine vision technologies will give equipment the ability to perform online quality inspection, and digital twin technology will be applied to forming process simulation, further reducing trial-and-error costs and accelerating new product development speed. Equipment manufacturers with the ability to provide customized solutions will gain a competitive advantage in this round of industrial upgrading.
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