Industrial Automatic Motorized Electrical Sectional Vertical Insulated PU Sliding up Overhead Lifting Rolling up Dock Garage Door for Warehouse Loading Area Bay

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Product Description

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Basic Specifications

Open Style
Rolling
Opening Type
Induced
Special Function
Security
Certification
ISO9001, CE
Position
Industrial
Surface Finishing
Finished
Max Size
W12000mm*H8000mm
Power Supply
1-Phase 220V or 3 Phase 380V, 50/60Hz
Panel Thickness
40, 50, 75mm
Structure Material
Galvanized Steel, Aluminum Alloy
Working Temp
-35 to 65 Celsius Degree
Protection Class
IP55
Features
Thermal Insulation
Function
Burglar Proof
Package Size
300cm * 80cm * 80cm
Gross Weight
300.000kg
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Industrial Sectional Overhead Door

(Normal type, Wind resistant type, Freezer type)

Industrial Sectional Overhead Door

Application:

Widely used in various industrial occasions because of their scientific torsion spring balance system and multiple safety devices. Its double-layer PIR sandwich door panel gives it excellent thermal insulation, wind resistance, and flame-retardant properties. Ideal for factories, logistics loading areas, medicine, food, electronics, and printing workshops.

Product Application
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Technical Data

Application locationBoth interior and exterior
Power supply1-phase 220V or 3-phase 380V, 50/60HZ
Protection of ElectricIP 54
Max DimensionW11.4*H4.5m (Anti-wind) / W8000*H8000mm (Normal)
Running Speed0.3m/s
Thermal insulation40mm (0.51 W/m2K), 75mm (0.30 W/m2K)
Wind resistantBeaufort scale 10-12 (28m/s-35m/s)
PU Foaming density45kg/m³
Fire Rated PU FoamB1
Sound InsulationR= 24 dB
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Design & Structure

CAD Drawing
Normal finger protective panel
Certification Standards
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Key Features

EPDM Rubber Seal: All around the door equipped with EPDM Seal rubber, it will not deform in bad weather, offering excellent air tightness and rejecting dust and insects.

Intelligent Control: Options include Push Button, Remote Control, Radar, Infrared Sensors, Inductive Loop, and Interlocking systems.

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Safety & Durability

  • Finger Safe panel: Prevents injury during operation.
  • Anti-fall device: Prevents the door from falling if the wire rope breaks.
  • Torsion spring device: Keeps the door secure if the spring breaks.
  • Bottom airbag: Reverts the door to open upon contact with objects.
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Optional Components

Vision panels for better lighting and small swing personal doors for foot traffic are available to maximize energy efficiency.

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Frequently Asked Questions

Why choose this sectional door system?
We offer cost-effective products with stable quality, backed by over 20 years of production and customization experience and professional technical support.
How can we start a project?
We only need your basic background information and project site details. Factory site plans help us provide a complete, tailored solution.
What about the installation process?
We provide clear installation manuals, videos, and precaution documents. For complex large-scale projects, engineering guidance is available.
What are the accepted payment terms?
We typically accept T/T in advance, L/C for large orders, and Western Union. Other terms can be discussed upon request.
What is the standard lead time?
The typical production lead time is approximately 7-10 days depending on the specifications.
How is the after-sales service handled?
Spare parts can be delivered within 24 hours via international couriers like DHL, UPS, or TNT to ensure minimal downtime.

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