ASTM E622 NBS Smoke Density Chamber / Test Machine


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Smoke Density Chamber / Test Machine is suitable for determining the specific optical density of smoke generated by plastic burning, and the maximum specific optical density is the test result. It is in line with GB/T8323.2 test standard.

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ASTM E622 NBS Smoke Density Chamber / Test Machine



Test Material:-Plastics

Standard:-ASTM E622

Model Number:-D347

Ambient temperature:-Room temperature 15-30℃

Smoke chamber size:-900(L) x 610(W) x 900(H) mm

Dimension:-1822(L) x 860(W) x 1970(H) mm

Measurement range:-0-100%

Material:-SUS 304 Stainless Steel

Measurement accuracy:-± 3%

Working voltage:-AC220V, 50Hz

 Main technical parameters
Measurement range 0-100%
Measurement accuracy ±3%
Working voltage AC220V, 50Hz
Ambient temperature Room temperature 15-30℃
Relative humidity ≤ 80%
Light transmission resolution 0.0001%

Gas source

Purity is at least 95%, propane gas, pressure is 170Kpa
A. Propane flow: 50 cm3/min
B. Air flow rate: 500 cm3/min


Test mode

Flameless to thermal radiation, and the test of the pilot flame is not used mode: the test is only subjected
Flame mode: A test in which burner flame in addition to heat radiation, with or the sample is subjected to a without fire.
Smoke chamber size 900(L) x 610(W) x 900(H) mm
Dimensions 1822(L) x 860(W) x 1970(H) mm
Heating power 2.6 KW; Total power: 3 KW.
Working environment When the instrument is running forced to avoid direct sunlight and no airflow.


Frequently Asked Questions:-

What is the Plastic Smoke Density test?

It is also known as to be used for measuring the smoke-producing the Exit Sign Smoke Test, is intended characteristics of combustion example, ASTM E1354 or decomposition plastics under controlled conditions Other smoke test apparatus, for Cone Calorimeter, E662 Smoke Density Chamber, etc

What is the difference between ASTM and ISO?

ASTM is a national of ISO organizations. ISO is an international organization that is a part organization that all countries including has representations from ASTM.


D347 | ASTM E622 NBS Smoke Density Chamber / Test Machine


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