The trapezoidal roof panel roll forming machine is a fully automated roll forming system designed to produce high-strength trapezoidal roof and wall panels using metal coils such as galvanized iron (GI), polychrome galvanized iron (PPGI), and aluminum.
Trapezoidal panels, with their distinctive sharp-edged trapezoidal profile, are renowned for their high load-bearing capacity and modern appearance. Trapezoid roof sheet making machine achieves this shape using a cold forming process called roll forming.
This machine is precisely and efficiently designed and widely used in the modern construction industry for producing durable and aesthetically pleasing roof panels.
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 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
Trapezoid roof sheet making machine is a precision-engineered system designed for the high-volume, efficient production of strong, modern architectural panels essential for the metal construction industry.
- Profile Complexity: The sharp, angular bends of a trapezoid profile often require more forming stations than a soft, rounded corrugated profile to avoid overstressing the material.
- Roll Design: The forming rolls are machined with precise angles to create the trapezoid shape, which is more complex than simple corrugation rolls.
- Structural Performance: Trapezoidal panels are generally considered more structurally robust than standard corrugated panels.
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 mm | |
| Control System | PLC+Touch screen and button | |
| Main Machine Power(KW) | 5.5 | |
| Hydraulic station Power(KW) | 4 | |
| Machine Weight(Kg) | 7000 | |
| Machine size(m) | 9.5×1.8×1.9 Depend on final design | |
Machine Video
Applications
Industrial Buildings
Ideal for factories, workshops, and manufacturing plants, trapezoidal roof sheets provide excellent load-bearing capacity and durability, making them suitable for large-span industrial structures.
Commercial Construction
Commonly used in shopping malls, exhibition halls, office complexes, and logistics centers, these roofing panels offer a modern appearance combined with strong structural performance and weather resistance.
Residential Projects
Suitable for light steel structure houses and residential roofing systems, trapezoidal sheets are lightweight, easy to install, and cost-effective, helping reduce overall construction time and labor costs.
Public Infrastructure
Extensively applied in airports, railway stations, stadiums, and other public facilities where durability, large coverage, and reliable water drainage are essential.
Agricultural & Auxiliary Structures
Used for greenhouses, carports, storage sheds, and farm buildings, providing corrosion resistance and long-term performance even in harsh environments.
