This Heavy Duty Double Layer Roll Forming Machine is designed for industrial-scale production of metal roofing sheets. The machine integrates two independent roll forming layers into a single reinforced steel structure, allowing fast switching between two different profiles without changing rollers. With hydraulic cutting and PLC control, it delivers stable operation, high efficiency, and consistent product quality.
Machine Type: Heavy duty double layer cold roll forming machine
Forming Layers: Upper layer and lower layer
Profile Types: Two different roofing or wall panel profiles
Raw Materials: GI, PPGI, PPGL, aluminum, steel coils
Material Thickness Range: 0.3–0.8 mm (customizable)
Coil Width: Customized according to profile design
Yield Strength: ≤350 MPa
Forming Speed: 10–25 m/min
Roller Stations: 14–20 stations per layer
Roller Material: GCr15 bearing steel
Roller Processing: CNC machining and heat treatment
Shaft Diameter: 70–90 mm
Shaft Material: 45# high-strength solid steel
Main Frame Structure: Reinforced welded steel frame
Frame Plate Thickness: 16–20 mm
Transmission System: Chain drive or gearbox drive
Main Motor Power: 5.5–11 kW
Hydraulic System: Independent hydraulic power unit
Cutting Method: Hydraulic post cutting
Cutting Blade Material: Cr12Mov with heat treatment
Cutting Accuracy: ±1 mm
Control System: PLC automatic control
PLC Brand: Siemens / Delta / Panasonic optional
Operation Interface: Touch screen HMI
Voltage Requirement: 380V / 50Hz / 3 Phase
Decoiler Type: Manual or hydraulic decoiler
Decoiler Capacity: 5–10 tons
Profile Switching Mode: Mechanical layer switching
Production Mode: Fully automatic continuous production
Forming Precision: High dimensional accuracy
Surface Quality: Smooth, scratch-free finished sheets
Noise Level: Low operating noise
Energy Efficiency: Optimized power-saving design
Safety Devices: Emergency stop and safety covers
Maintenance Design: Easy maintenance access
Installation Service: Overseas installation support available
Training Service: Operator training provided
Customization Options: Profile and size customizable
OEM & ODM Service: Supported
Machine Durability: Long industrial service life
The double layer configuration maximizes production flexibility while minimizing factory space. Stable forming, precise cutting, and reliable PLC automation ensure efficient production and consistent quality for long-term industrial use.
Widely applied in metal roofing sheet manufacturing, wall cladding production, steel structure buildings, warehouses, industrial plants, residential housing projects, and construction material factories.
