40mm Thick Insulated Sectional Garage Door with AC 220V-240V Motor for Industrial Use
Our sectional rolling shutter doors combine strength, efficiency, and space optimization. These segmented steel doors feature customizable panels that can incorporate windows or solid steel sections. When retracted, they roll up compactly against the ceiling, making them ideal for facilities with limited space.
The door panel consists of double-layer sandwich hot-dip galvanized steel plates with polyurethane surface treatment. The 40mm thick core features polyurethane insulation for superior thermal performance.
- Box-shaped edge banding with connecting hinges for embedded track installation
- Spherical vinyl resin sealing strips along width and height for weatherproofing
- Advanced torsion spring balance system with steel-cable safety mechanism
- Operable manually without motor when needed
| Parameter | Value |
|---|---|
| Thermal conductivity | 0.38 W/m·K |
| Acoustic insulation | 24dB (DIN52210) |
| Fire resistance | B2 (DIN4102) |
| Wind resistance | Standard wind load 450N/m² |
| Component | Features |
|---|---|
| Motor Transmission System |
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| Control System |
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| Safety Systems |
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There is no minimum order quantity. We recommend using wooden crates for shipping protection.
We provide professional recommendations and drawings based on your specific requirements.
Yes, samples are available for quality inspection.
Please provide exact size and quantity requirements for a detailed quotation.
We typically accept T/T (Telegraphic Transfer) payments.
We welcome agent applications. Please email us your company information and proposal.
Yes, our factory is conveniently located just 2.5 hours from Shanghai Airport.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.