ST7602NBS Smoke Density Chamber

Introduction

Product Details

ST-7602NBS Smoke Density Tester

Standards: According to GB8323 and 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

Technical parameters:

1. Temperature of sample:23±2°C

2. Relative humidity: 50±5℅;

3. 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

4. Irradiance level of furnace: Surface of sample is 2.5±0.05W/cm²

5. Distance between the furnace and sample surface is 38mm

6. Burning gas: Propane gas and the purity is ≥95%;

7. Measurement of chamber: L1110mm * W750mm * H2040mm

8. Smoke box size: L914mm * W610mm * H914mm

9. Diameter of light beam: Approx. 38mm

10. Test range: 1) Optical transparence is 100%-0.00001%

2) Smoke density grade is 0-924 for 6 shelves, automatic transmission

11. Test mode: Non-flaming mode and flaming mode”

12. Accuracy of photometer: ±3%

13. Exchange shelves accuracy: ±7 for smoke density value

14. Power supply: 3-phase is 380±10%V/AC, 50Hz

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Tel：+86 769 83814636 FAX：+86 769 83509758
Address：Changping Town, Dongguan City, Guangdong Province, China 523560

Keywords:NBS Smoke Density Chamber, ASTM E662 Smoke Density Chamber, Smoke Density Tester