Painted Steel Industrial Sectional Overhead Door For Warehouse Exterior

Item

Description

Material

SUS 304 Stainless Steel,Aluminium Alloy,Color Coating Plate

Thickness of Panel Mateiral

0.326 / 0.45mm / 0.55mm / 0.6mm

Thickness of Guiding Rail

Gualvanized Steel,thickness: 2mm

Thickness of Panel

40mm / 50mm

Width of Panel

430mm / 550mm

Density of Sandwiches

48kg/m3

Surface Treatment

Power coating,thickness of coating:30um

Heat Preservation

4.5W/m.h

Wind Resistance

Beaufort scale 11, 28m/s

Noise Level:

≤60db

Sound Insulation Level

24 Db

Fire Retardation:

Class A

Speed

0.2-0.4m / s

Max Dimension

12m * 8m

Sealing Performance

EPDM rubber all round sealing : two side, top, bottom,between door panels

Steel cord

Flexible ,3.8mm

Power Supply

380V 50Hz / 220V 50Hz

Service Life

10 years

Emergency Operation

Manual Hoist Chain to open the door in case of power off

Balance System

a. Balance the weight of door through the torsion spring
b. Easily manual operation: 140N to open
c. Spring brake device:Anti-broken device
d. Service Life:100 thousand open & close
e. Prolong the service life of the motor

Safety

Airbag protection, door anti-fall device, wire rope anti-break protection device.

Optional Item

Window,pedestrian door