3 Phase Building Materials Flammability Tester , NBS Smoke Density Chamber
Price:
negotiated
MOQ:
1 unit
Delivery Time:
10 work days
Brand:
SKYLINE
Product Description
3 Phase Flammability Testing Equipment , NBS Smoke Density Chamber
Standards
According to NBS ENS711 of ASTM E662 etc.
Used range
This tester has been applied to determine smoke density and wildly accepted by many industries, such as plastics, rubbers, cover fabrics, painted surfaces, woods, etc.
Test conditions
According to difference material for Flaming test and non-flaming both conditions
| Temperature of sample | 23±2°C |
| Relative humidity | 50±5℅ |
| Size of sample | Length and width of sample all are 75±0.5mm, thickness is 1±0.2mm, thickness of foam and plastic is 8±0.5mm |
| Irradiance level of furnace | Surface of sample is 2.5±0.05W/cm² |
| Distance between the furnace and sample surface | 38mm |
| Burning gas | Propane gas and the purity is ≥95 |
| Measurement of chamber | L1110mm * W750mm * H2040mm |
| Smoke box size | L914mm * W610mm * H914mm |
| Diameter of light beam | Approx. 38mm |
| Test range |
1) Optical transparence is 100%-0.00001%
2) Smoke density grade is 0-924 for 6 shelves, automatic transmission
|
| Test mode | Non-flaming mode and flaming mode |
| Accuracy of photometer | ±3% |
| Exchange shelves accuracy | ±7 for smoke density value |
| Power supply | 3-phase is 380±10%V/AC, 50Hz |
What is a NBS smoke chamber?
The NBS smoke density chamber (ASTM E662) is the most popular test instrument used to measure smoke obscuration. In its standard use, it can accommodate only samples in the vertical orientation.
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Company
SKYLINE INSTRUMENTS CO.,LTD
Location
No.1802 Room 6# Building Universal Commerce Center Nancheng District Dongguan Guangdong China
Contact Person
Neo