Fire Shutter
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Specification
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| 1.Shutter Slat | Roll formed from the first grade Zincalume steel flat curtain thickness 1.6 mm. |
| 2.Guide Rail | Fabricated from Zincalume steel thickness 1.5 mm. size 75x55 mm. |
| 3.Bottom Bar | Assembled of Zincalume steel thickness 1.6 mm. with bolted 600 mm. pitch together with nuts or 2 pieces of 50x50x3.5 mm. steel flat bar. |
| 4.Shutter Box | Fabricated from heavy duty 6.0 mm. steel plate for both ends and supports with steel frame with very well black primer one coat. Box covers shall be of 1.0 mm. steel sheet with zincalume |
| 5. Motor Drive | Power Source: 220v 50Hz 1 phase Power Source: 380v 50Hz 3 phase Manual Chain Override One unit push button switch Gravity drop level |
The test was terminated after 2:00 hrs. No visible sign of damage or leak of the specimen
and no passage of flame or gases hot enough to ignite the cotton waste.
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| Before Test | During Test | After Test |
* Remark: This assembly provides the essential requirements of fire resistance and mechanical strength for successful fulfilment of British Standard BS 476 fire test requirements.
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