The double layer machine adopts a mechanically optimized lifting system that allows fast and stable switching between upper and lower forming layers, ensuring precise alignment without recalibration or downtime.
By integrating two independent roll forming profiles into one compact frame, this double layer machine significantly reduces workshop footprint while maintaining full structural rigidity and forming accuracy.
Each forming layer operates independently, minimizing unnecessary roller contact and stress. This design extends roller lifespan and ensures consistent surface quality for both profiles over long-term production.
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| Item | Specification |
|---|---|
| Machine Type | Double Layer Roll Forming Machine |
| Applicable Material | GI / PPGI / Alu-Zinc Steel |
| Material Thickness | 0.3 – 0.8 mm (customizable) |
| Forming Speed | 12–20 m/min (depending on profile) |
| Roller Stations | Customized for each layer |
| Shaft Diameter | Ø70–90 mm (solid, heat-treated) |
| Main Drive Motor | 5.5 – 7.5 kW |
| Cutting System | Hydraulic post-cutting |
| Control System | PLC with touch screen |
| Switching Method | Hydraulic or mechanical lifting |
| Voltage | Customized (380V / 415V / 440V, etc.) |

This double layer machine uses cutting blades made of Cr12MoV steel, which offers excellent hardness and wear resistance, ensuring clean and precise cutting even during long-term continuous operation. The Cr12MoV material provides superior toughness and fatigue resistance, effectively reducing blade cracking and deformation. With strong corrosion resistance and stable performance after heat treatment, this double layer machine achieves a longer blade service life, lower maintenance frequency, and consistently high cutting accuracy.


This double layer machine is equipped with rollers manufactured from No.45 steel with a quenching process, which significantly enhances surface strength and internal structural stability. Through controlled quenching, the rollers achieve an ideal balance between hardness and toughness, allowing this double layer machine to withstand continuous forming pressure without surface collapse or dimensional deviation. This process also improves impact resistance and load-bearing capacity, ensuring smooth material flow, reduced profile distortion, and long-term forming consistency even under high-speed production conditions.

This double layer machine is controlled by a PLC system whose software is entirely developed in-house by our engineering team, ensuring high system compatibility and long-term operational stability. The self-developed program allows this double layer machine to respond accurately to different production parameters while minimizing logic conflicts or system delays. At any time you encounter an operation-related issue, our engineers can provide immediate remote assistance, enabling fast troubleshooting, reduced downtime, and uninterrupted production performance.

XINNUO Roll Forming Machine is a professional manufacturer specializing in customized roll forming solutions, with extensive experience in the design and production of advanced double layer machine systems for global markets.
With decades of manufacturing expertise, XINNUO Roll Forming Machine focuses on delivering reliable, space-saving, and cost-efficient double layer machine solutions tailored to different roofing profiles and regional standards. Every double layer machine is engineered based on customer material specifications, production capacity, and installation conditions.
XINNUO Roll Forming Machine emphasizes precision machining, strict quality control, and long-term operational stability. Our double layer machine solutions are widely used in metal roofing, industrial buildings, and prefabricated construction projects, helping customers maximize output while minimizing equipment investment.
By continuously upgrading structural design and automation systems, XINNUO Roll Forming Machine ensures each double layer machine delivers consistent performance, easy operation, and strong return on investment.