Steel fire rated door

1. Certificate:

Chinese standard GB 12955-2008

2. Fire rating:

20 minutes, 30 minutes, 45 minutes, 60 minutes, 90 minutes,120minutes

3. Door leaf:  0.5mm to 1.0mm thick;cold rolled steel orGalvanized steel

Thermal insulation: rock wool, rock board , pearlite &ceramic fiber board

All-round fire and smoke prevention expansion seal (on 4sides)

4. Door frame:50mm/60mm/70mm thick, metal 1.0mm to 2.0mm thick;Double rabbet frame with all-round fire and smoke preventionseal;cold rolled steel or Galvanized steel

Welded-on anchor brackets (standard)

5. Floor details:

With steppedthreshold       

With demountable threshold (optional)

6. Surface finish:

Door leaf and frame powder coated & transfer wood naturalcolor

7. Hinges:

135x90x3.4mm stainless steel hinge. 180 degree.

8. Lock:Panic bar exit device with lever handle

Fire-resistant mortise lock with profile cylinder, keys &lever handle (optional)

9. Closing devices:Overhead door closer

10. Accessories:Expansion bolts & plastic covers forinstallation use

we do customized works as customer''s special requirements

Reasonable price with high quality in prompt delivery time

Special color: according to RAL standard color,BS4800 is acceptable