40mm Thickness Sectional Garage Door,AC 220V-240V Motor Industrial Sectional Door,24dB Acoustic Insulation Rolling Shutter Door
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AC 220V-240V Motor Industrial Sectional Door
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24dB Acoustic Insulation Rolling Shutter Door
Product Description
Heavy-Duty Sectional Garage Door for Factory Warehouses
Reliable & Efficient industrial sectional doors designed for factory and hangar applications with wind-resistant and heat-insulating properties.
What is a Sectional Rolling Shutter Door?
Sectional roller shutter doors consist of wide panels that can be customized with windows or steel sections. When retracted, these doors roll up and lie flat against the ceiling, making them suitable for installation in almost any conditions.
Sealing strips at each joint for optimal sealing performance
Single layer steel sheet thickness: 0.4mm with flame-retardant polyurethane filling
Parameter
Value
Thermal Conductivity
0.38 W/m·K
Acoustic Insulation
24dB (DIN52210)
Fire Resistance
B2 (DIN4102)
Wind Resistance Coefficient
Standard wind load 450N/m²
Rail System
High-quality anti-corrosive metal guide rail system with 2mm thickness. Multiple lifting configurations available including vertical lift, high lintel lift, and bottom lintel lift to optimize building space utilization.
Torsion Spring System
Galvanized torsion spring system with minimum 30,000 life cycles, including pivot, spring set, rope wheel, and coupling components to balance door weight.
Fail-Safe Safety Systems
Torsion spring break-proof system for immediate axle locking upon spring failure
Wire rope anti-break device with 5cm self-locking mechanism
Safety pressure switch for instant bounce-back upon obstacle detection
Safety infrared ray counter switch to prevent closing on obstacles
Sealing System
Ethylene-polypropylene adhesive sealing strips with anti-low temperature and anti-fracture properties. Complete perimeter sealing to prevent rain, dust, sound, and heat penetration.
Component Overview
Obstacle Sensing Device
Torsion Spring
Spring Break Protection
Galvanized Steel Track
Top Seal
Bottom Sealing Strip
Hardware Components
Installation Detail
Operational Mechanism
Complete System
Frequently Asked Questions
What is the minimum order quantity for the product?
There is no minimum order quantity. We recommend using wooden crates for protection during shipping.
What sizes and application scenarios are available?
We provide professional suggestions and drawings based on your specific needs to deliver optimal solutions.
Can I get industrial door samples for quality checking?
Yes, samples are available for quality verification.
How do I get a price for the product I need?
Please provide the exact size and quantity requirements. We will prepare a detailed quotation based on your specifications.
What payment terms do you accept?
We typically accept T/T (Telegraphic Transfer) payments.
How can we become your agent in our area?
We welcome agent partnerships. Please send your ideas and company information via email to discuss collaboration opportunities.
Can you send me the price list?
Yes, we can provide quotations for standard sizes. Since our products are custom-sized, please specify your requirements.
Is it convenient to visit your factory?
Yes, our factory is conveniently located just 2.5 hours from Shanghai Airport. We welcome visits and would be happy to host you.