Cangzhou Zhongtuo Roll Forming Machinery delivers advanced AG panel roll forming machine systems engineered for precision metal roofing and siding fabrication. Established in 2014 as a national-level high-tech enterprise, our machines process coil thicknesses from 0.3 to 0.8 mm across multiple materials including PPGI, GI, and Aluminum. Featuring 18 forming stands with 40CR hardened rollers, our systems achieve production speeds of 15-20 meters per minute. The robust 75mm diameter 42CR shaft and 7.5kW motor configuration ensure consistent profile accuracy within ±1.0mm tolerance, meeting ISO 9001 and CE certification standards for global markets.

The product specializes in producing 36-inch coverage agricultural profile panels with characteristic 3/4-inch major ribs. This equipment transforms flat metal coils into weather-resistant roofing and siding through cold-forming technology.
Our systems address critical manufacturing challenges. The precision roller design eliminates oil canning defects common in 29-gauge and 26-gauge materials. Anti-siphon groove formation prevents water infiltration through side-laps. Advanced coil yield optimization reduces material waste compared to traditional bending methods.
The machine handles multiple substrates including galvanized steel, Galvalume, and pre-painted coils. This versatility supports diverse project requirements from agricultural buildings to residential applications.
|
Parameter |
Specification |
|
Coil Thickness |
0.3–0.8 mm |
|
Coil Material |
PPGI, GI, Alzn, Stainless Steel, Aluminum |
|
Roller Material |
40CR, Hardened & Chromed |
|
Forming Stands |
18 |
|
Shaft Material |
42CR, 75mm Diameter |
|
Motor Power |
7.5kW |
|
Hydraulic Cutting Power |
4kW |
|
Transmission System |
Chain & Gear |
|
PLC Brand |
Siemens |
|
Encoder |
Omron |
|
Production Speed |
15-20 meters per minute |

Precision Engineering
The 18-station gradual forming process minimizes material stress. Chrome-plated rollers prevent surface damage to painted coils. Siemens PLC integration with Omron encoder feedback ensures repeatable accuracy.
Versatile Material Handling
Process high-tensile G550 steel through soft aluminum without equipment reconfiguration. Adjustable roller pressure accommodates varying spring-back characteristics across material types.
Operational Efficiency
Heavy-duty H-beam chassis dampens vibration during high-speed operation. Chain and gear transmission maintains synchronization across all forming stations. Hydraulic cutting delivers clean edges without burrs.
Durability Standards
Cr12MoV cutting blades maintain HRC 58-62 hardness for extended service intervals. Heat-treated rollers withstand continuous operation in demanding production environments.
Agricultural Infrastructure
Large-scale pole barns, poultry facilities, and equipment storage buildings benefit from continuous panel lengths. Reduced end-laps minimize leak potential across extensive roof areas.
Residential Construction
Barndominium-style homes require aesthetically appealing roofing with superior weather resistance. Precisely formed ribs ensure compatibility with standard closure strips and snow retention systems.
Industrial Facilities
Warehouse liner panels and light industrial siding applications demand corrosion resistance. Your machine processes specialized coatings like PVDF and Kynar without compromising protective finishes.
Coastal Environments
Marine-grade aluminum and coated steel processing capabilities support structures in salt-air exposure zones. Finished panels maintain structural integrity under harsh atmospheric conditions.
Your AG panel roll forming machine ships with comprehensive protection for international transport. Main frame components receive anti-rust treatment and reinforced crating. Electronic control systems pack separately with moisture-resistant materials.
Standard container loading accommodates complete production lines. Detailed installation manuals and video guides accompany each shipment. Remote commissioning support ensures proper setup and calibration.
Profile Consistency Testing
Stacking 10-20 formed sheets verifies zero deviation in panel nesting. Coverage width maintains ±3mm tolerance for accurate roof framing alignment.
Material Compatibility Verification
Surface finish inspections confirm roller pressure settings prevent micro-cracking in coated materials. Higher-tensile PBR profiles undergo additional paint adhesion testing.
Cutting Precision Standards
Hydraulic shear blades receive regular Rockwell Hardness testing. HRC 58-62 range ensures burr-free cuts across varying material gauges.
Dimensional Accuracy Checks
Encoder feedback systems monitor length tolerance throughout production runs. Real-time adjustments maintain specified dimensions within ±1.0mm across all panels.
Q:Can this machine handle both 29-gauge and 26-gauge steel without adjustment?
A:Yes, the system accommodates standard agricultural gauges without manual intervention. Significant jumps to 24-gauge may require minor gap adjustments based on material yield strength.
Q:What is the blade sharpening interval?
A:Cr12MoV blades typically require sharpening every 6-8 months under standard 8-hour shift operations. Frequency increases when processing high-tensile Grade 80 steel.
Q:What causes flat section rippling?
A:Oil canning results from excessive roller pressure or uneven coil tension. Adjusting entry guide tension brakes or intermediate roller gaps resolves this issue.
Q:Does the system work with aluminum coils?
A:Absolutely. Aluminum's different spring-back characteristics require adjusted roller pressure. Specific configurations optimize forming for non-ferrous materials.
Q:What power infrastructure is needed?
A:Standard installations require 3-phase power (220V/380V/440V, 50/60Hz). Total consumption ranges from 15kW to 22kW including main motor and hydraulic systems.
Ready to enhance your metal panel production capabilities with an AG panel roll forming machine? Our engineering team designs tailored systems for your specific requirements. Contact us at zhongtuorollforming@gmail.com for technical consultations and quotations.