Industrial Sectional Door
The YUOU industrial sectional door is an insulated overhead door for factories, warehouses, logistics buildings, workshops, and large commercial entrances. It uses galvanized steel sandwich panels with a high-density polyurethane foam core to help improve thermal insulation, door strength, and long-term stability.
This door is suitable when buyers need a stronger and quieter alternative to traditional sliding doors or rolling shutters. The vertical lifting structure saves side space, while the balanced spring system, reinforced hardware, and industrial motor support smooth operation for large openings and frequent daily traffic.
- Suitable for warehouse loading areas, factory entrances, production workshops, and insulated industrial buildings.
- Optional windows, pass door, panel thickness, lifting method, safety device, voltage, and color can be matched to project requirements.
- For accurate quotation, send opening width, opening height, headroom, side room, wall structure, indoor or outdoor position, and daily traffic frequency.
The door panel combines corrosion-resistant galvanized steel with a polyurethane insulation layer to reduce heat and cold exchange around the opening. For projects that require better sealing, wind resistance, safer lifting, and a cleaner building appearance, this sectional overhead door provides a practical factory-direct solution.
Technical Data
| Door Panel Material | Galvanized steel + PU faom |
| Frame Material | Steel |
| Window Material | PC(Polycarbonate) |
| Max Size(mm) | W12000*H8000 |
| Power Supply | 220±10%V, or 380V, 50/60Hz |
| Opening and Closing Speed | 20-40cm/s |
| Door Panel Thickness | 40mm/50mm/75mm/100mm/Back rib door |
| PU Density | 48±2kg/m³ |
| Wind Resistance | 28-35m/s (Class 10-12) |
| Sound Insulation Level | 24DB |
| Motor IP level | IP55 |
| Insulation Level | 0.38W/M°C |
| Water Tightness | 30Pa |
| K Value | 1.5W/M²•K |
Options
| Door Panel | ①Galvanized steel + PU foaml ②Aluminum single panel ③Glass ④PC panel |
| Frame | ①Galvanized Steel ②Stainless Steel |
| Window | Customizable |
| Small Door | Customizable |
| Voltage | Standard: 220V±10%. Other voltages can be customized. |
| Color | Blue/Yellow/Red/Green/Grey/White/Transparent.etc Other colors can be customized. |
| Safety Device | ①Anti-fall device ②Airbag |
| Lifting Method | ①Standard lifting ②High lifting ③Vertical lifting |
Product Details
Review the key parts that affect daily performance, safety, insulation, and installation planning before confirming your industrial sectional door specification.
Structure Diagram
The structure diagram helps project buyers confirm the complete industrial sectional door system before production, including door panels, tracks, springs, motor, control box, windows, and optional pass door. For non-standard openings, YUOU can prepare project-specific CAD drawings so the buyer, contractor, and installer can review the same configuration.
Sandwich Panel
PU foaming density: 48±2kg/m3. Surface printing layer: 30um. Total thickness: 40mm (standard), 50mm/75mm/100mm (optional). Panel length: 2m-12m. Panel width: 500mm. Other optional door panels include aluminum single panel.
Foam sandwich panels form the main insulated structure of the industrial sectional door. The galvanized steel plate, with a thickness of 0.4mm, is coated with a protective layer, and the steel plate can be pre-colored before the coating process for different project styles.
Motor and Controller
The motor and controller are configured for smooth lifting, stable stopping, and reliable daily operation. The system supports a fast-action brake, accurate mechanical limit, thermal overload protection, manual chain operation during power failure, high-grade lubricating grease for low-maintenance use, optional safety sensor, and optional remote control.
Spring Safety Device
The balance spring helps offset the weight of the industrial sectional door panel through the wire rope system, making lifting smoother and reducing motor load. The spring brake device is anti-broken, with a service life of 100 thousand opening and closing cycles and a driving force of 140N. The spring configuration is selected according to door size, door weight, and lifting pattern.
Falling Protection Devices
Industrial sectional doors are heavy, so fall protection is an important safety component. The falling protection device helps prevent sudden door drop during opening or closing. The door bottom is equipped with a dropping-prevention steel cord, securing accidental dropping within 5cm.
Industrial-Grade Three-Angle Wheel Support and Guide System
The industrial sectional overhead door is equipped with an industrial-grade three-angle wheel support and guide system, delivering stable and reliable guidance under high-load and high-cycle operating conditions. Multi-angle load distribution ensures precise wheel movement along the track while reducing friction and operational vibration.
This structure prevents wheel deviation and abnormal track wear, enhancing overall system stability and durability for demanding environments such as warehouses, logistics centers, and industrial facilities.
Beam Seals
EPDM sealing rubber is installed at the top, bottom, and side edges of the door. The beam seal helps reduce gaps, improve air tightness, and support better heat insulation and wind resistance for the sectional door opening.
Manual Chain Device (Smaller Size Only)
When a power outage or power failure occurs, smaller industrial sectional doors can be opened through the manual chain device. This helps maintain safe passage for people and vehicles when electricity is unavailable and improves the reliability of daily facility operation.
Bottom Wireless Safety Airbag
An optional airbag protection device can be equipped. When the bottom of the door encounters people, vehicles or other obstacles during the descent process, the airbag will quickly sense the change in internal air pressure and immediately trigger the door to stop or reverse, effectively avoiding pinching and collision accidents, and further enhancing the safety of the industrial sectional door in daily use.
Lifting Method
Multiple lifting methods make the reinforced sectional overhead door adaptable to different building structures and headroom conditions. Standard lifting, high lifting, and vertical lifting can be selected according to the opening position, ceiling height, track layout, and available installation space. For non-standard structures, customized lifting solutions can be provided upon request.
Advantages
The industrial sectional door is designed for B2B projects that need insulation, stable vertical lifting, safer operation, and a clean exterior appearance. It is a practical choice for warehouses, factories, logistics buildings, and insulated industrial spaces.
Safer Operation for Large Openings
Reinforced hardware, balance springs, anti-fall protection, optional bottom safety airbag, and manual emergency operation help reduce operational risk around heavy industrial door openings.
Wind Resistance for Industrial Buildings
Galvanized steel panels, strong guide systems, and optional back reinforcement help the door remain stable under wind exposure. Configuration should be selected according to opening size, building position, and project wind requirements.
Insulated Sandwich Panel Structure
Polyurethane foam-filled panels combine thermal insulation with structural strength. This helps protect indoor temperature stability and supports better comfort in warehouses, workshops, and industrial facilities.
Energy-Saving Entrance Control
Good sealing and insulated panels help reduce heat exchange around the opening, lowering pressure on heating or cooling systems in temperature-sensitive industrial spaces.
Space-Saving Vertical Lifting
The sectional door opens upward along the track instead of swinging outward or sliding sideways, helping keep forklift routes, shelves, loading areas, and interior working space clear.
Get the right door configuration for your site
Share your opening size and working conditions. Our team will recommend a suitable door type, configuration, and factory-direct quotation.
- Product recommendation
- Technical specification
- Project drawing support
- Factory-direct quotation
- Export packing guidance
- Installation preparation