helen@hbxinnuorollforming.com
- Heavy-duty Z lock sandwich panel roll forming machine for construction.
- Engineered for EPS rock wool and PU insulated composite panels.
- Precision roll forming stations with integrated concealed joint edge locking.
- High-speed automated manufacturing for insulated roof and wall sheets.
- Digital PLC control system ensures consistent length and cutting accuracy.
- Durable GCR15 rollers provide long-lasting profile precision for decades.
The Z lock sandwich panel roll forming machine is a specialized industrial equipment designed for the precision fabrication of insulated composite panels. By utilizing advanced cold roll forming technology, the machine shapes the top and bottom metal skins while simultaneously integrating a concealed Z-type interlocking joint. This mechanical configuration eliminates the need for external fasteners on the building's exterior, significantly enhancing the aesthetic and weatherproofing properties of the finished architectural structure.
| Section | Hardware Specification | Industrial Benefit |
|---|---|---|
| Decoiler Unit | Hydraulic 5-Ton Expandable Mandrel | Maintains uniform coil tension for ripple-free skin forming |
| Forming Station | 14-18 Rows of CNC-Machined Rollers | Ensures incremental bending for high-accuracy Z lock profiles |
| Transmission | High-Torque Synchronized Chain Drive | Zero phase shift between upper and lower panel skins |
| Lamination Bed | 9-Meter Double-Belt Compressive Conveyor | Guarantees a flat, monolithic bond between core and metal |
| PLC Interface | Color Touchscreen with Multi-Language HMI | Simplifies complex production recipes and batch management |
| Parameter | Operating Range |
|---|---|
| Suitable Raw Material | PPGI, PPGL, Galvanized Steel (G300-G550) |
| Feeding Width | 1200mm / 1220mm / 1250mm |
| Finished Panel Width | 950mm, 970mm, 1000mm, 1050mm |
| Insulation Core Type | EPS, Rock Wool, Mineral Wool, PU Foam |
| Sheet Thickness Range | 0.3mm to 0.8mm (Customizable) |
| Machine Running Speed | 3-6 Meters per Minute (Continuous Flow) |
The core value of this roll forming machine lies in its ability to create a consistent "Concealed Fastener" joint. Unlike standard overlap panels, the Z-lock profile enables panels to snap together mechanically. This results in a flush surface that prevents thermal bridging and water ingress at the connection points, making it the preferred choice for cold storage, clean rooms, and high-end industrial facades.
| Industry | Typical Usage |
|---|---|
| Industrial Construction | Prefabricated warehouse wall cladding and roofing systems |
| Cold Chain Logistics | High-thickness insulated panels for refrigerated warehouses |
| Commercial Facades | Aesthetic flush-mount panels for retail and office buildings |
| Modular Housing | Rapid-install wall systems for container homes and site offices |
| Process Stage | Description |
|---|---|
| 1. Raw Feed | Dual skin coils are loaded and fed into the machine entries. |
| 2. Precision Forming | Mechanical rollers shape the interlocking Z lock edge profiles. |
| 3. Core Integration | Insulation material is inserted and bonded with structural adhesive. |
| 4. Pressure Press | The panel is compressed to ensure a high-strength monolithic bond. |
| 5. Length Cutoff | The flying shear executes a clean cut at the programmed length. |
The entire operation is synchronized through the central PLC system, allowing for continuous manufacturing without manual intervention between panels. This ensures the lowest cost per square meter while maintaining the highest architectural standards for your construction projects.
Hebei Xinnuo is a professional cold roll forming machinery manufacturer with 20+ years of experience. We specialize in C/Z purlin machines, roof panel roll formers, floor deck machines, and custom profile solutions — exported to 50+ countries worldwide.
