The Electric Shear Double Layer Roll Forming Machine for Five-Rib Roofing Sheets is a practical cold roll forming solution developed for manufacturers requiring efficient production and cost-effective operation. The double layer structure enables two different profiles to be produced on one integrated machine, while the electric shear cutting system ensures reliable cutting performance with reduced maintenance cost.
Machine Type: Double layer roll forming machine
Forming Profile: Five-rib roofing sheet + secondary roofing profile
Cutting Type: Electric shear cutting system
Forming Structure: Upper and lower independent forming layers
Applicable Materials: PPGI, GI, color steel, galvanized steel
Material Thickness Range: 0.3–0.8 mm
Effective Coil Width: Customized according to profile design
Forming Speed: 8–15 m/min
Roller Stations: 14–20 stations per layer
Roller Material: High-quality 45# steel, CNC machined
Roller Surface Treatment: Optional hard chrome plating
Shaft Material: Solid 45# steel
Shaft Diameter: 70–85 mm
Machine Frame: Heavy-duty welded steel structure
Drive System: Chain drive or gearbox transmission
Main Motor Power: 5.5–11 kW
Electric Shear Power: Independent motor driven
Control System: PLC automatic control system
Operation Interface: Touch screen HMI
Length Control: Encoder automatic measuring
Cutting Accuracy: ±1 mm
Power Supply: 380V / 50Hz / 3 Phase (customizable)
Profile Switching: Select upper or lower layer
Automation Level: Fully automatic production
Production Mode: Continuous roll forming line
Finished Sheet Quality: Smooth surface, accurate rib shape
Noise Level: Low noise industrial operation
Safety Protection: Emergency stop and safety covers
Energy Consumption: Lower than hydraulic cutting systems
Operator Requirement: 1–2 operators
Maintenance Design: Simple structure, easy maintenance
Installation Support: On-site or remote technical guidance
Customization Options: Profile design, voltage, machine color
Machine Color: Industrial blue (customizable)
Control Language: Multi-language optional
Application Products: Five-rib roofing sheets, metal panels
Production Stability: Suitable for long-term continuous operation
Manufacturing Standard: Industrial production grade
Manufacturer: Toppo Machinery Co., Ltd.
The electric shear cutting system reduces maintenance requirements while maintaining precise cutting length. The double layer configuration improves production flexibility and saves factory space, making this machine an ideal choice for roofing sheet manufacturers seeking efficiency and cost control.
Widely used in steel structure buildings, industrial workshops, warehouses, residential roofing systems, agricultural buildings, and construction material manufacturing plants.



