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Professional Profile
The enterprise was founded in 1993, as a national high-tech entity dedicated to the R&D, production, sales and service of energy-saving thermal insulation materials for industrial building maintenance and cold storage systems. We provide global customers with a full series of industrial doors, cold storage doors, and logistics warehousing loading & unloading equipment, customizing intelligent solutions for logistics loading areas.
With two internationally advanced fully automatic continuous production lines, the annual capacity reaches 2 million square meters of insulation panels and more than 20,000 sets of industrial and cold storage doors. Our products are widely utilized in logistics, manufacturing, food, and pharmaceutical industries worldwide, exported to more than 50 countries across Europe, North America, and the Middle East.
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Product Highlights
🚀 Door Panel Technology
Produced on automatic lines imported from Germany, featuring fluorine-free polyurethane foam formed by constant temperature continuous foaming. Density ≥45kg/m³ with a thermal insulation coefficient K≤0.5W/m2ºC. The panels use 0.5mm Bao-Steel galvanized steel with electrostatic polyester paint, ensuring no fading for over 15 years.
🔌 Driving & Control System
Equipped with an Electronic Limiting Motor (380V/220V) displaying fault codes and cycle counts. Features include temperature-sensitive relay protection, emergency stop functions, and a manual sprocket for safety. Standard wireless remote control works up to 100m.
🛡️ Safety & Reliability
Includes broken cable safety devices and broken torsion spring devices that stop the door within 20cm upon failure. A wireless safety airbag system ensures the door rebounds upon meeting resistance to protect personnel and goods.
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Packing & Logistics
Insulated sectional doors are packed in seaworthy wooden cases. Door panels and accessories (motor, control box) are packed separately to ensure maximum protection during transit.
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Project Cases & Clients
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Frequently Asked Questions
1. What is the standard thickness and insulation of the door panel?
The door panels are 42mm thick, filled with high-density (45kg/m³) fluorine-free polyurethane foam, providing an insulation coefficient of K≤0.5W/m2ºC.
2. Can the door withstand high wind loads?
Yes, the door is designed to resist wind loads of at least 700N/m², making it suitable for large industrial openings.
3. What safety features are integrated into the system?
Standard safety features include a broken cable safety device, a spring breaking protection device, and a wireless airbag system for automatic rebound.
4. What is the expected lifespan of the torsion spring system?
The counterbalance torsion springs are made of 60Si2Mn oil-tempered wire, precision-engineered to provide a minimum of 30,000 operation cycles.
5. Are custom colors and vision windows available?
While standard colors are White Gray (RAL9010) and Silver Gray (RAL9006), special colors can be customized. Vision windows (W650*H320mm) can also be added.
6. What is the maximum size for an industrial overhead sectional door?
We can manufacture these doors up to a maximum size of 10,000mm in width and 6,000mm in height.