Zhongtuo Roll Forming Machinery Co., ltd

Double Layer AG & PBR Roll Forming Machine for Metal Roofing Sheet Production

Double Layer AG & PBR Roll Forming Machine for Metal Roofing Sheet Production

Double Layer AG and PBR Roll Forming Machine designed for efficient metal roofing sheet production. Save space, reduce investment costs, and produce two popular roofing profiles on one machine.


As demand for metal roofing continues to grow across residential, agricultural, and industrial construction sectors, manufacturers are looking for more flexible and cost-effective production equipment. Instead of investing in two separate machines, many roofing sheet producers now choose a Double Layer AG & PBR Roll Forming Machine to increase production flexibility while reducing factory space requirements.

This advanced roll forming system combines two of the most popular roofing profiles—AG panels and PBR panels—into a single production line. With a compact design and automatic control system, the machine enables manufacturers to produce different roofing sheets quickly and efficiently.

automatic hydraulic ridge cap bending machine for steel roof caps 
automatic hydraulic ridge cap bending machine for steel roof caps 

Why AG and PBR Roofing Panels Are So Popular

AG panels and PBR panels are widely used throughout North America, South America, Australia, and many developing construction markets.

AG panels are commonly selected for agricultural buildings, barns, garages, and storage facilities because of their economical cost and reliable weather resistance.

PBR panels, on the other hand, feature a purlin-bearing rib design that offers greater structural strength. Therefore, they are frequently used in commercial buildings, industrial workshops, warehouses, and steel structure projects.

Because both profiles are highly demanded in the market, producing them on one machine allows manufacturers to serve a broader customer base without increasing equipment investment.

Flexible Profile Adjustment

The machine features manually adjustable depth control, allowing operators to adapt quickly to different roof pitches from 1/12 to 4/12. This flexibility makes the equipment suitable for various roofing systems without requiring complicated tooling replacement. Additionally, optional cassette-type mold structures enable faster future profile exchanges and reduce downtime during production changes.
metal ridge cap forming machine producing PBR roof panels 

Stable Hydraulic Forming System

The hydraulic forming unit delivers consistent pressure during continuous operation. Because of this, the finished ridge caps maintain smooth edges, accurate angles, and stable curvature without deformation. The machine uses advanced hydraulic technology with a working pressure of up to 32 MPa, ensuring reliable forming performance even when processing stronger metal materials.

Intelligent PLC Control

To improve automation and operator convenience, the machine adopts a Taiwan DELTA PLC control system combined with a 5.7-inch touchscreen interface. Operators can monitor production status, adjust parameters, and control forming length efficiently. Furthermore, the optional servo motor system automatically calculates arc length and improves forming precision for curved roofing applications.
automatic metal roof cap machine 

Widely Used in Steel Structure Roofing Projects

As steel structure buildings continue to expand worldwide, demand for automated roof forming equipment is increasing rapidly. This hydraulic ridge cap machine can support multiple project environments efficiently. For large-span industrial buildings and sports facilities, the machine produces curved roof components with excellent structural consistency. Meanwhile, in residential and agricultural projects, the equipment delivers aesthetically pleasing ridge caps that improve roof waterproofing and durability. In addition, lightweight curved roofing panels are ideal for temporary buildings, mobile houses, storage shelters, and emergency construction projects because they are easy to transport and install. Thanks to its versatile forming capability, contractors can use one machine for multiple roofing applications while reducing labor dependency.
metal ridge cap forming machine producing PBR roof panels 
automatic metal roof cap machine 

Advantages of Automatic Hydraulic Ridge Cap Production

Modern cold roll forming and hydraulic bending technology offer several important advantages over traditional manual processing methods. First, the machine significantly reduces labor intensity. Operators no longer need repeated manual cutting and bending operations, which improves workplace safety and production efficiency. Second, the equipment enhances forming consistency. Precision-machined rollers made from Cr12 quenched steel ensure stable shaping accuracy within tight tolerances. Consequently, finished ridge caps fit more precisely during installation and reduce leakage risks. Moreover, the CNC-controlled cutting and forming process minimizes material waste. Compared with traditional fabrication methods, roofing companies can lower raw material consumption and improve overall project profitability. Finally, the machine operates without heating during cold forming. This process preserves the material’s structural strength while reducing energy consumption
PBR and AG panel ridge cap bending 
industrial ridge cap roll forming machine with hydraulic system 

Technical Specifications
Item Specification
Machine Type PBR Ridge Cap Bending Machine
Material Thickness 0.3mm – 1.0mm
Compatible Materials Galvanized steel, aluminum, coated steel
Supported Profiles PBR / AG Panels
Panel Width 36 inch
Roof Pitch Range 1/12 to 4/12
Production Speed 4 ridge caps per minute
Hydraulic Pressure 32 MPa
Main Motor Power 5.5 KW
Hydraulic Power 4 KW
Voltage 415V / 50Hz / 3 Phase (customizable)
Control System DELTA PLC + Touch Screen
Machine Weight Approx. 1400–2000 lbs
Machine Dimensions Approx. 70” × 70” × 60”

Advanced Forming Technology Ensures High Quality Panels

Panel quality directly affects roofing installation efficiency and building performance. Therefore, forming precision is one of the most important factors when selecting roll forming equipment.

This machine utilizes precision-machined rollers manufactured from high-strength steel. After heat treatment and chrome plating, the rollers provide excellent wear resistance and maintain consistent forming accuracy during long production cycles.

Additionally, the hydraulic cutting system performs clean and burr-free cuts, ensuring every roofing sheet maintains a professional appearance and precise dimensions.

Combined with PLC automation, the production line delivers stable performance while reducing operator workload.

For many manufacturers, equipment investment decisions depend on production flexibility and return on investment.

A Double Layer AG & PBR Roll Forming Machine significantly reduces the cost of purchasing and maintaining multiple production lines. At the same time, it allows businesses to expand their product offerings and improve order fulfillment capabilities.

By combining two roofing profiles into one efficient production system, manufacturers can maximize equipment utilization while minimizing operating costs.

For companies seeking a practical and profitable roofing sheet production solution, this machine represents an excellent choice for long-term growth and competitive advantage.


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