A double layer roof sheet roll forming machine is a specialised piece of industrial equipment used to continuously produce building panels that consist of two metal layers. These panels are widely used in the construction industry for roofs and walls due to their excellent efficiency, structural strength, and fast installation.
Produce two different metal roofing profiles with one production line. Designed for manufacturers who want to save factory space, reduce equipment investment, and improve production flexibility.
Suitable for:
- Corrugated Roofing Sheets
- Trapezoidal Roofing Panels
- IBR Roofing Sheets
- Wall Cladding Panels
- Customized Profiles
High-speed production, PLC automatic control, precision forming rollers, and reliable cutting ensure consistent panel quality for industrial and commercial roofing projects.
Why Choose a Double Layer Roof Sheet Roll Forming Machine?
Instead of purchasing two separate roll forming machines, a double layer machine allows manufacturers to produce two roofing profiles using one production line.
Benefits
✓ Save 40–50% factory floor space
✓ Lower equipment investment
✓ Faster return on investment
✓ Easy profile switching
✓ Reduced maintenance costs
✓ Ideal for small and medium roofing manufacturers
Main Components
| Decoiler | Holds and feeds steel coils smoothly into the line |
| Levelling System | Ensures flat, uniform material before forming |
| Roll Forming Unit | Precision-engineered rollers shape steel into into different profiles with accuracy |
| Hydraulic Cutting System | Provides fast, clean, and burr-free cuts to required lengths |
| Control System | User-friendly interface for automatic operation and easy adjustments |
| Output Table | Collects finished products for efficient handling and packaging |
Key Features
- High Efficiency: Produces a complete, complex building component in a single, continuous operation.
- Material Savings: Minimal waste compared to manual assembly methods.
- Design Flexibility: By changing the roll forming stations, the machine can produce different panel profiles and thicknesses.
- Labour Savings: The process is highly automated, requiring minimal operator intervention.
Technical Specifications
| Material | Type | GI, PPGI |
| Thickness(mm) | 0.3-0.8 | |
| Yield Strength(Mpa) | 230-350 | |
| Forming Speed(m/min) | 15-25 | |
| Roller Station | Depends | |
| Roller Material | 45# steel with hard chrome treatment | |
| Roller Driven Type | Chain transmission/Gearbox | |
| Shaft Material | 45# steel with heat treatment | |
| Shaft Diameter | Ø75/90 mm | |
| Control System | PLC+Touch screen and button | |
| Main Machine Power(KW) | 11 | |
| Hydraulic station Power(KW) | 4 | |
| Machine Weight(Kg) | 12000 | |
| Machine size(m) | 11.5×1.8×1.7 Depend on final design | |
FAQ
What is a double layer roof sheet roll forming machine?
A double layer roof sheet roll forming machine is designed to manufacture two different metal roofing profiles using one machine frame. It helps reduce equipment investment while improving production flexibility.
Can one machine produce two roofing profiles?
Yes.
Operators can switch between the upper and lower forming layers depending on production requirements.
What materials can it process?
PPGI
GI
Galvalume
Aluminum
Color-coated steel
What roof profiles are supported?
Corrugated
IBR
Trapezoidal
Tile Profile
Customized Profiles
Can you customize the machine?
Yes.
We customize roll tooling according to customer drawings and local roofing standards.
How fast is the machine?
Typical production speed:
15–30 m/min
Depending on profile.
Machine Video
Applications
Dual-Profile Roofing Production
This machine is primarily used to manufacture two different types of metal roofing sheets on one production line. It allows quick switching between profiles, improving production flexibility and efficiency for roofing manufacturers.
Industrial & Warehouse Buildings
Double-layer roofing panels are extensively applied in factories, workshops, and warehouses. Their structural strength, durability, and large-span capability make them ideal for heavy-duty industrial environments.
Commercial Construction Projects
Widely used in shopping centers, supermarkets, exhibition halls, and office buildings, the produced panels provide a modern appearance along with reliable weather resistance and long service life.
Residential & Prefabricated Housing
The machine supports the production of lightweight and easy-to-install roofing sheets used in residential buildings and prefabricated houses, helping reduce construction time and overall costs.
