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| Categories | Double Layer Roll Forming Machine | 
|---|---|
| Brand Name: | CHBEST | 
| Model Number: | CHBEST-720 | 
| Certification: | CE.ISO | 
| Place of Origin: | China, Hebei | 
| MOQ: | 1set | 
| Supply Ability: | 15sets/month | 
| Delivery Time: | 40days | 
| Packaging Details: | Standard | 
| Color: | As your require | 
| Thickness: | 0.3-0.8mm | 
| Control System: | PLC | 
| Cutting Type: | Hydraulic, Automatic | 
| Warranty: | 2 year | 
| Rolling thickness: | 0.3-0.8mm | 
| Cutting blade material: | Cr12 | 
| Shaft material: | 45# Steel | 
| Outer Diameter: | 70mm | 
| Company Info. | 
| Cangzhou Best Machinery Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Popular Metal TR4 Roof Wall Panel Sheet Roll Forming Machine Line
Here’s a detailed technical specification and machine configuration document for a **Double Layer Roof Sheet Roll Forming Machine**, including a table for clarity:
---
Double Layer Roof Sheet Roll Forming Machine Technical Specifications**
1. General Overview**
The Double Layer Roof Sheet Roll Forming Machine** is designed to
produce high-quality double-layer roof sheets, commonly used for
thermal insulation, soundproofing, and composite structural
applications. The machine is capable of simultaneously forming two
layers of material (e.g., metal and PVC) into a single, durable
roof sheet.
2. Key Technical Specifications**
| **Parameter** | **Specification** |
| **Machine Model** | DLRF-850 |
| **Material Compatibility** | Base Layer: Galvanized steel,
aluminum, pre-painted steel (0.2–1.2 mm thickness) |
| | Top Layer: PVC, aluminum, or additional metal layer |
| **Coil Width** | 800–1250 mm |
| **Production Speed** | 8–25 m/min (adjustable via VFD) |
| **Forming Stations** | 18–24 stations (depending on profile
complexity) |
| **Roller Material** | High-carbon chromium steel (GCr15),
hardened to HRC 58–62 |
| **Shaft Diameter** | Ø60–80 mm |
| **Cutting System** | Hydraulic or pneumatic shear |
| **Cutting Length** | 1–12 m (programmable via PLC) |
| **Cutting Accuracy** | ±1 mm |
| **Main Motor Power** | 15–22 kW AC motor with VFD |
| **Gearbox** | Helical gear reducer (1:30 ratio) |
| **Control System** | PLC (Siemens/Omron/Mitsubishi) with 10-inch
HMI touchscreen |
| **Uncoilers** | Dual motorized decoilers with expandable mandrel
(Ø500–600 mm) |
| **Output Conveyor Speed** | 3–15 m/min |
| **Power Supply** | 380V, 50Hz, 3-phase |
| **Machine Dimensions** | ~12 m (L) × 2.2 m (W) × 1.8 m (H) |
| **Machine Weight** | ~8–12 tons |
3. Machine Configuration**
| **Component** | **Description** |
| **Decoiler Unit** | Dual motorized decoilers with pneumatic brake
for tension control |
| **Roll Forming Mainframe** | 18–24 sets of forming rollers,
adjustable roller gap for quick profile change |
| **Hydraulic System** | 5.5 kW hydraulic power unit for cutting
and pressing |
| **Cutting Device** | Servo-driven shear with carbide blades |
| **Output Conveyor** | Belt conveyor with adjustable speed |
| **Electrical Cabinet** | CE-certified components with overload
protection, IP54-rated enclosure |
| **Safety Features** | Emergency stop buttons, safety guards,
light curtains (optional) |
4. Additional Options**
| **Option** | **Description** |
| **Lubrication System** | Automatic oil spray for rollers |
| **Profile Storage** | Pre-programmed profiles for common
double-layer designs |
| **Anti-Scratch Film** | Protective layer application for
pre-painted coils |
| **Stacker** | Automatic sheet stacking system |
| **Air Compressor** | Auxiliary pneumatic system for additional
functions |
5. Dimensions & Power Requirements**
| **Parameter** | **Value** |
| **Machine Length** | ~12 m |
| **Machine Width** | ~2.2 m |
| **Machine Height** | ~1.8 m |
| **Power Supply** | 380V, 50Hz, 3-phase |
| **Weight** | ~8–12 tons |
6. Features & Benefits**
- **High Efficiency**: Simultaneous double-layer forming for
increased productivity.
- **Precision Control**: PLC and HMI for accurate length, speed,
and profile control.
- **Durability**: High-quality materials and hardened rollers
ensure long service life.
- **Flexibility**: Adjustable for various profiles and material
combinations.
- **Safety**: Compliant with international safety standards.
Let me know if you need further customization or additional details!


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