Insulated Industrial Sectional Door With PU Panels High Strength Structure For Warehouse Industrial Buildings
Insulated Industrial Sectional Door With PU Panels High Strength Structure For Warehouse & Industrial Buildings
Product Introduction
The Sectional Overhead Door is a widely used industrial door solution designed for warehouses, factories, and commercial buildings. It features a vertical lifting system where multiple horizontal panels move along tracks and rest under the ceiling, maximizing space utilization.
This industrial sectional door is engineered with insulated panels, high-strength steel construction, and reliable lifting mechanisms. It provides excellent thermal insulation, wind resistance, and durability, making it suitable for both internal and external applications. The Sectional Overhead Door is ideal for facilities that require secure access, energy efficiency, and long-term operational reliability.
Key Features of Sectional Overhead Door
Insulated Sectional Door Panels
The Sectional Overhead Door is constructed with high-quality insulated panels.
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PU foam insulated panels (40mm–50mm)
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Excellent thermal insulation performance
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Reduces heat transfer and energy loss
Vertical Lifting Overhead Structure
The overhead door system maximizes usable space inside the building.
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Vertical lifting design
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Ceiling-mounted track system
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Suitable for limited space environments
High Strength Industrial Door Structure
Designed for durability in industrial applications.
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Galvanized steel panel construction
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Reinforced hinges and tracks
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Strong wind resistance performance
Smooth and Reliable Operation
The Sectional Overhead Door ensures stable and quiet operation.
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Balanced spring system
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Low-noise operation
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Long service life components
Flexible Opening Options
Supports both manual and automatic operation.
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Electric motor drive system
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Remote control operation
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Integration with access control systems
Advantages of Industrial Sectional Overhead Door
Maximizes Interior Space Utilization
The overhead lifting design allows full use of wall and floor space.
Improves Thermal Efficiency
Insulated panels help maintain internal temperature in warehouses and factories.
Enhances Building Security
The Sectional Overhead Door provides strong structural protection and secure closure.
Suitable for Multiple Industrial Environments
Applicable to logistics, manufacturing, and commercial facilities.
Low Maintenance and Long Lifespan
Durable materials ensure reliable long-term performance.
Product Specifications
| Item | Description |
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| Material | SUS 304 Stainless Steel,Aluminium Alloy,Color Coating Plate |
| Thickness of Panel Mateiral | 0.326 / 0.45mm / 0.55mm / 0.6mm |
| Thickness of Guiding Rail | Gualvanized Steel,thickness: 2mm |
| Thickness of Panel | 40mm / 50mm |
| Width of Panel | 430mm / 550mm |
| Density of Sandwiches | 48kg/m3 |
| Surface Treatment | Power coating,thickness of coating:30um |
| Heat Preservation | 4.5W/m.h |
| Wind Resistance | Beaufort scale 11, 28m/s |
| Noise Level: | ≤60db |
| Sound Insulation Level | 24 Db |
| Fire Retardation: | Class A |
| Speed | 0.2-0.4m / s |
| Max Dimension | 12m * 8m |
| Sealing Performance | EPDM rubber all round sealing : two side, top, bottom,between door panels |
| Steel cord | Flexible ,3.8mm |
| Power Supply | 380V 50Hz / 220V 50Hz |
| Service Life | 10 years |
| Emergency Operation | Manual Hoist Chain to open the door in case of power off |
| Balance System | a. Balance the weight of door through the torsion spring b. Easily manual operation: 140N to open c. Spring brake device:Anti-broken device d. Service Life:100 thousand open & close e. Prolong the service life of the motor |
| Safety | Airbag protection, door anti-fall device, wire rope anti-break protection device. |
| Optional Item | Window,pedestrian door |
Installation method
Applications of Sectional Overhead Door
Warehouse Facilities
Used for external and internal warehouse entrances.
Industrial Manufacturing Plants
Provides secure and efficient access for production areas.
Loading Dock Areas
Commonly installed at loading bays for logistics operations.
Commercial Buildings
Suitable for service garages and commercial storage facilities.
Logistics and Distribution Centers
Supports efficient goods handling and transportation.
Why Choose Sectional Overhead Door
The Sectional Overhead Door combines durability, insulation, and efficient design, making it a preferred solution for industrial and commercial buildings. Compared to traditional rolling doors or sliding doors, it offers better sealing, improved thermal performance, and enhanced structural strength.
Choosing a high-quality industrial sectional overhead door system helps businesses improve operational efficiency, reduce energy costs, and ensure long-term reliability.
FAQ – Sectional Overhead Door
What is a Sectional Overhead Door?
A Sectional Overhead Door is an industrial door made of horizontal panels that open vertically and slide along ceiling tracks.
Are sectional overhead doors insulated?
Yes. Most industrial sectional doors use PU insulated panels to improve thermal performance.
Can the door be automated?
Yes. The door can be equipped with an electric motor and remote control system.
Where are sectional overhead doors used?
They are widely used in warehouses, factories, logistics centers, and commercial buildings.
What maintenance is required?
Routine inspection of springs, tracks, and motors ensures long-term performance.
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