90 Min Double Opened Galvanized Steel 32 dB Acoustic Fire Safety Door in Quatar
Soundproof Fire Safety Steel Door
Product Description
Fire Resistance Rating(FRR):
Grade A: 1.5 Hours
Grade B: 1.0 Hour
Grade C: 0.5 Hour
Class A: also known as fully insulated door sets, it can meet the requirements of fire insulation and fire integrity at the same time within the prescribed time. The fire-resistance rating is 0.5h (Grade C), 1.0h (Grade B), and 1.5h (Grade A ) and 2.0h, 3.0h.
Class B: also known as partially insulated door sets, its fire insulation requirement is 0.5h and fire integrity rating is 1.0h,1.5h, 2.0h and 3.0h.
Class C: also known as no insulated door sets. There is no requirement for fire insulation. It only need to meet the requirement of fire integrity within the prescribed fire time and the fire integrity rating is 1.0h, 0.5h, 2.0h and 3.0h. We can get the content of no insulated door sets in BS standard.
Zhongwo steel Fire door is widely used in all kinds of public Fire -proof areas because of its solid structure and simple shape. Inlaid with fire -proof expansion sealing pieces, the door frame is made of high quality galvanized steel strip, which is one-time rolled and formed through the special production line, without impact sound when closing. Beams are connected with mullions by 90° angle welding, and the large size door frame can be assembled with bolts. The door leaf adopts the process that high-quality cold-rolled galvanized steel sheet is bent by the bending machine precisely, and its interior is filled with green and perlite board which has characters of fireproof, heat & sound insulation and its surface adopts technology without welding spots, so that to get smooth appearance.
Parameters
| Door Closer | 2 |
| Door Frame | 1.8mm Galvanized Steel Sheet |
| Sideboard Width | 130mm |
| Door Leaf | 72mm |
| Fire Lock | 1 |
| Fire Hinge | 6 |
| Fire Intumescent Seals | 20*2 (W*T mm) |
| Fire&Sound Insulation Seals | 15*20 (W*T mm) |
| Fire&Sound Insulation Door Core Board | (300±30)kg/m³ |
| Door Leaf Panel | 1.2mm Galvanized Steel Sheet |
| Sound-Proof Blanket | 3mm |
| Class | A |
| Grade | A |
| Fire Resistance Rating | 1.5 Hour |
| Sound Insulation | Grade 3(External and Internal Door. Total Grade 6) |
| Dimension | 1800*2200 (mm) |
| Standards | GB12955-2008 |
Technical Specification
1. It’s designed based on GB12955-2008 Standards Fire Doors, Sound Insulation GB/T 8485-2008.
2. There is cold rolled galvanized steel sheet for stiffening on fire hinge and fire closer point.
3. Filling Process for Door Core Material: Tamping
4. It’s suitable for places requiring better effect for sound insulation and fire insulation.
Package & Delivery
Steel fire doors and frames are individually packed by us. For doors we wrap one layer PE paper at first, then clip 4 foam plates at four edges and corners, after that the door is laid into one strong carton; For frames firstly it is wrapped around PE paper, then put it into strong carton.
Customization: Wooden or Steel Pallet
Transport
Transportation by us is of different kinds and you can choose from ships, trucks, railways and aircraft.
Door to door delivery is also at your service.
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