Zowor Door Industry Co., Ltd
Make Zhongwo a fixed star in the development history of the door industry.
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The Maximum Opening size is 2100(W)*2300(H) (mm)
Fire Resistance Rating(FRR):
Grade A: 1.5 Hours
Grade B: 1.0 Hour
Grade C: 0.5 Hour
Application
Large-scale shopping malls, high-grade office buildings, top-three hospitals, office buildings, schools, hotels, libraries, museums, business centers and other high-rise buildings and fire exit in public places
Fire Resistance Rating Classification
| Name | Fire Resistance Performance | Code | |
|
Fully Heat Insulated Doorsets(Class A)
| Fire Insulation ≥0.50h Fire Integrity ≥0.50h | A0.50 (Grade C) | |
| Fire Insulation ≥1.00h Fire Integrity ≥1.00h | A1.00 (Grade B) | ||
| Fire Insulation ≥1.50h Fire Integrity ≥1.50h | A1.50 (Grade A) | ||
| Fire Insulation ≥2.00h Fire Integrity ≥2.00h | A2.00 | ||
| Fire Insulation ≥3.00h Fire Integrity ≥3.00h | A3.00 | ||
| Partially Heat Insulated Doorsets(Class B)
|
Fire Insulation ≥0.50h | Fire Integrity ≥1.00h | B1.00 |
| Fire Integrity ≥1.50h | B1.50 | ||
| Fire Integrity ≥2.00h | B2.00 | ||
| Fire Integrity ≥3.00h | B3.00 | ||
| No Heat Insulated Doorsets(Class C)
| Fire Integrity ≥1.00h | C1.00 | |
| Fire Integrity ≥1.50h | C1.50 | ||
| Fire Integrity ≥2.00h | C2.00 | ||
| Fire Integrity ≥3.00h | C3.00 | ||
Technical Parameters
| Items | Grade A Steel Insulated Fire Door |
| Fire Protection Time (H) | 1.5 |
| Code | A1.50 |
| Thickness of Door Leaf (mm) | 55 |
| Thickness of Door Frame (mm) | 120 |
| Thickness of Steel plate for Door Leaf (mm) | 0.8 |
| Thickness of Steel plate for Door Frame (mm) | 1.2 |
| Fire Prevention Board | Available |
| Filled Material | Perlite Fireproof Board |
| Door Leaf | 2 |
| Fire Closer | 2 |
| Fire Sequence | 1 |
Door Frames
Material options: Galvanised Steel
Stainless Steel
Sheet thickness: 2.0 mm 1.6 mm 1.2 mm
14 gauge 16 gauge 18 gauge
Technical Data for standard frames (D x H)
Size of double rebate frame 120 x 65 mm
Size of single rebate frame 115 x 55 mm
Frame assembly
Plug-in
Welded
* Other sizes are available. Max depth for Zhongwo steel doors can be 160 mm.
Standard heights (Wall openings)
2100 mm 2200 mm 2400 mm 3000 mm
Vision lite
Door leaf can be provided with vision lite for visibility.
• The sizes mentioned are for 60min,90 min and 120 min
labeled doors
• Labeled doors with 45 min rating can have glass of
1296 sq. inches/ Vision Lite
• Max width/height is 54’’ for Vision Lite of size 1296 sq. inches.
• Max width for 100 sq. inches is 12’’ and max height in 33’’