Steel roller shutter doors use single-layer steel curtains, and users can choose to have them made of either a stainless steel, or galvanization steel material. Both feature an outstanding fire prevention, heat insulation, smoke resistance, and refractory time of 3 hours.

The steel roller shutter door guide rails are made of either stainless steel, or a galvanized steel. The surface can undergo an electrostatic spraying treatment, and the color can be chosen by customers.

• Steel roller shutter doors are motor driven and equipped with a fire resistance system, mechanical transmission system and electrical control system, all of which can be connected with the fire control center.
• If the spray system is installed, the single point maximum temperature of the curtain surface will not exceed 140 ℃, and the average temperature will not exceed 78 ℃.

• Universal steel roller shutter door
  Structure
  • The top box and roller are above the door hole and run perpendicular to the ground.
  • Usually, the roller curtain is closed up in the headroom, and the height of the top box is between 450mm-600mm in the upper part of the roller curtain.
  
  Scope of application

  Steel roller shutter doors are suitable for fireproof partitions in a variety of industrial and civil buildings and public buildings. In addition, steel roller shutter doors can be used as general purpose electric gates.

  
  Size
  Maximum width: 22m
  Maximum height: 10m
• Horizontal steel roller shutters door
  Structure
  

  The top box of this steel roller shutters door is located on the side of the door hole (on one side or on both sides) and the curtain is also operated sideways.

  Even if the fireproof area features a complicated shape, the installation space of the roller curtains above the door head remains small (less than 250mm), and the steel roller shutter doors will then perfectly fit the space.

  Scope of application
  • 
  • 

  Horizontal steel roller shutters doors are mainly used in the middle hall or fire division of a large shopping mall or convention centers, hotels, airports, stations and more.

  They are especially suitable for:
  • Fire division in large spaces (no more than 90m)
  • Continuous fire division without column and with turning
  Size

  Maximum width of single-layer steel curtain: 32m
  Maximum width of double leaf: 64m
  Maximum height: 10m

  Partial steel roller shutters doors that we have made
  • 
  • 
  • 
  •