Rolling Door
Product Overview
The industrial high-speed rolling door is engineered for high-traffic industrial logistics and temperature-controlled environments. Operating at speeds up to 2.5 m/s, it minimizes thermal exchange between partitioned zones, prevents airborne contamination, and maintains cleanroom pressure differentials.
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Key Features
Frequency-Inverter Servo Drive System: Delivers programmable acceleration and deceleration curves, reducing mechanical stress on the gearbox and extending drive longevity.
Crash-Resistant Self-Repairing Track (Optional): If the curtain is accidentally dislodged by a forklift impact, the zipper-track design allows automatic reinsertion during the next opening cycle, eliminating downtime.
Dual-Beam Infrared Safety Protection: Equipped with a standard bottom safety edge sensor and photoelectric light curtains that reverse door movement instantly upon detecting obstructions.
Airtight Seal Profile: Brush seals embedded within side guides and a flexible bottom pocket contour minimize air infiltration, rated to pressure differences up to 50 Pa.
Corrosion-Resistant Structural Framework: Standard guide rails and head boxes are fabricated from laser-cut 304 stainless steel or powder-coated galvanized steel, preventing oxidation in damp or corrosive atmospheres.
Technical Specifications
|
Technical Parameter |
Standard Specification |
Heavy-Duty / Cold Storage Specification |
|
Max. Dimensions (W x H) |
6000 mm x 6000 mm |
Customizable up to 8000 mm x 8000 mm |
|
Opening Speed |
1.2 m/s to 2.5 m/s (Adjustable) |
1.0 m/s to 1.8 m/s |
|
Closing Speed |
0.6 m/s to 1.2 m/s |
0.6 m/s to 1.0 m/s |
|
Curtain Material |
1.0 mm to 1.2 mm Anti-UV PVC Coated Fabric |
Insulated Double-Layer Fabric with EPS/PU Core |
|
Wind Load Resistance |
Class 2 to Class 3 (EN 12424) |
Class 4 (Wind pressure resistance up to 600 Pa) |
|
Drive System |
380V/220V, 3-Phase, Servo Motor (0.75 kW to 2.2 kW) |
High-Torque Heavy Duty Gear Motor with Heater |
|
Control Box |
IP55 rated enclosure with PLC & Inverter interface (CE & UL 508A compliant) |
IP65 stainless steel enclosure with low-temp heating module |
|
Activation Options |
Radar, Induction Loop, Photocell, Pull Switch, RFID |
Interlock integration, AGV dry-contact trigger |
|
Operating Temperature |
-10 deg C to +50 deg C |
-35 deg C to +10 deg C (Cold Room Configuration) |
Product Structure
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Head Box / Motor Cover
Servo Motor & Planetary Gearbox
Balancing Spring Shaft / Roller Tube -
Side Guide Rails
High-Density Polyethylene (HDPE) Inner Tracks
Embedded Seal Brushes / Zipper Slots -
Curtain Assembly
Modular PVC Fabric Panels & Full-Width Vision Window
Wind-Resistant Aluminum/Steel Stiffener Bars -
Bottom Assembly
Weighted Aluminum Bottom Bar
Wireless Pneumatic Safety Edge Sensor
Applications
Automotive Manufacturing & Assembly
Installed between press shops and assembly lines to block noise propagation and separate temperature zones while maintaining rapid logistics flow.
Cold Chain Logistics & Food Storage
Applied at freezer loading docks to minimize cold air loss, reduce frost buildup on evaporator coils, and lower refrigeration energy consumption.
Cleanrooms & Pharmaceutical Plants
Deployed in ISO Class 5 to Class 8 environments where positive pressure maintenance and zero particle shedding are mandatory.
Intelligent Warehousing (AS/RS)
Synchronized with automated conveyors and forklift terminals for high-frequency clearance without bottlenecking throughput.
Available Types & Configurations
Standard High-Speed Rolling Door
General-purpose logistics door optimized for internal factory pathways and loading docks.
Cold Storage Insulated Rapid Door
Features multi-layer insulated curtains and perimeter frame heating cables to prevent freezing and seal sticking in sub-zero environments.
Cleanroom Hermetic Fast Door
Features smooth, flush surfaces without exposed fasteners, engineered for high-airtightness facilities requiring frequent sterilization.
Anti-Static (ESD) High-Speed Door
Built with conductive carbon-impregnated PVC fabric for electronics manufacturing facilities to prevent electrostatic discharge damage.
Customization Options
Curtain Transparency
Full-width transparent PVC window panels or solid opaque color options (RAL color matching available).
Control Integration
Custom voltage configurations (e.g., 208V, 415V, 480V, 3-phase) and pre-wired plug-and-play aviation connectors.
Activation Sensors
3D microwave radar with human-vehicle discrimination, geomagnetic loop detectors, or remote-control transponders.
Interlock Systems
Dual-door airlock logic programming to prevent simultaneous opening of two interconnected doors, preserving cleanroom pressure stability.
Quality Control & Compliance
Raw Material Inspection: Fabric tensile strength, tear resistance, and coating adhesion are tested per ASTM standards prior to cutting.
Motor & Inverter Burn-In Testing: Every drive unit undergoes a 48-hour continuous load test on the assembly line to verify thermal stability and encoder signal accuracy.
Dimensional Accuracy Check: CNC laser-cut guide rails and structural frames are measured using digital coordinate systems to ensure installation squareness within a +/- 1 mm tolerance.
Electrical Safety & Certifications: Manufactured in compliance with ISO 9001 standards. Control panels undergo dielectric withstand tests and are certified to CE Machinery Directive (2006/42/EC) and UL 508A industrial control panel safety requirements.
Packaging & Shipping
Export-Grade Packaging
Guide rails, shafts, and motor assemblies are secured inside heavy-duty fumigation-free plywood crates compliant with ISPM 15 standards. Curtains are rolled over rigid cardboard cores and wrapped in moisture-resistant PE film.
Component Organization
Hardware kits, sensors, and pre-wired cables are individually labeled and boxed to streamline on-site inventory checks.
Logistics Support
Compatible with containerized sea freight (20GP/40HQ) or palletized air cargo. Detailed English installation manuals, wiring diagrams, and diagnostic QR codes are included in every shipment.
FAQ
As one of the leading rolling door manufacturers and suppliers in China, we warmly welcome you to buy discount rolling door for sale here from our factory. All products are with high quality and competitive price. Contact us for quotation.