| MOQ: | IUNIT |
| Price: | Negotiable |
| Standard Packaging: | plywood package |
| Delivery Period: | 10~15DAYS |
| Payment Method: | T/T |
| Supply Capacity: | 300 unit per month |
In modern logistics operations, loading docks require door systems that provide fast access, strong sealing, and reliable performance. The Sectional Overhead Door is designed to meet these demands by offering a space-efficient lifting structure combined with durable insulated panels.
This industrial sectional door operates vertically and stores under the ceiling, allowing maximum use of dock space. With strong sealing performance and robust construction, it helps maintain indoor conditions while supporting frequent loading and unloading activities. It is an ideal overhead door solution for warehouse dock areas and logistics centers.
PU foam insulated panels
Reduces heat transfer
Suitable for temperature-controlled warehouses
Ceiling track design
Space-saving structure
Smooth lifting operation
Reinforced steel panels
High-strength hardware
Long-term durability
Motorized lifting system
Remote control access
Compatible with dock equipment
Side and top sealing strips
Bottom rubber seal
Reduces air leakage
| Item | Description |
|---|---|
| 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 |
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The Sectional Overhead Door enables fast and smooth cargo movement at dock areas.
Insulated panels help maintain indoor temperature during loading operations.
Stable structure and controlled operation improve safety in busy dock zones.
Overhead design frees up side wall space for equipment installation.
Yes, it is widely used in dock areas due to its durability and sealing performance.
Yes, it can work with dock levelers and shelters.
Yes, most models use PU insulated panels.
Guidance on door selection, sizing, and integration with airport operations.
Suitable for airport complexes, logistics providers, and large-scale projects.
|
|
|
| MOQ: | IUNIT |
| Price: | Negotiable |
| Standard Packaging: | plywood package |
| Delivery Period: | 10~15DAYS |
| Payment Method: | T/T |
| Supply Capacity: | 300 unit per month |
In modern logistics operations, loading docks require door systems that provide fast access, strong sealing, and reliable performance. The Sectional Overhead Door is designed to meet these demands by offering a space-efficient lifting structure combined with durable insulated panels.
This industrial sectional door operates vertically and stores under the ceiling, allowing maximum use of dock space. With strong sealing performance and robust construction, it helps maintain indoor conditions while supporting frequent loading and unloading activities. It is an ideal overhead door solution for warehouse dock areas and logistics centers.
PU foam insulated panels
Reduces heat transfer
Suitable for temperature-controlled warehouses
Ceiling track design
Space-saving structure
Smooth lifting operation
Reinforced steel panels
High-strength hardware
Long-term durability
Motorized lifting system
Remote control access
Compatible with dock equipment
Side and top sealing strips
Bottom rubber seal
Reduces air leakage
| Item | Description |
|---|---|
| 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 |
![]()
![]()
The Sectional Overhead Door enables fast and smooth cargo movement at dock areas.
Insulated panels help maintain indoor temperature during loading operations.
Stable structure and controlled operation improve safety in busy dock zones.
Overhead design frees up side wall space for equipment installation.
Yes, it is widely used in dock areas due to its durability and sealing performance.
Yes, it can work with dock levelers and shelters.
Yes, most models use PU insulated panels.
Guidance on door selection, sizing, and integration with airport operations.
Suitable for airport complexes, logistics providers, and large-scale projects.
|
|
|