ISO 9239-1 Flooring Radiant Heat Flux Fire Testing Equipment

ISO 9239-1Flooring Radiant Heat Flux Fire Testing EquipmentDescription:
DX8401 is a reaction to fire test apparatus for assessing the wind-opposed burning behaviour and spread of flame of horizontally mounted floorings exposed to a heat flux radiant gradient in a test chamber, when ignited with pilot flames.Standard:
- GB/T11785-2005
- ISO 9239-1,2
- ASTM E970
- NFPA253
-GBT11785-2005
Test Chamber:
-calcium silicate boardsof (13 ± 1)mm thickness and 650 kg/m3 to 750 kg/m3 nominal density.
-fire-resistant gIass with dimension of (110 ± 10 ) mm x (1100 ± 100) mm observation window.
-outside metal cIadding
-beIow access doorfortest specimen platformSpecimen Holder:
-heat-resistant L-profiIe stainIess steei of (2.0± 0.1) mm thickness
-overallsize (1140 ±10) mm by(325 ±10) mm x (22 ±2) mm
Gas-Fired Radiant Panel:
-a panelof porous refractorymaterial radiant heat source
-area (300± 10) mm x (450 ± 10) mm
-maximum working temperature up to 900 ºC
Pilot Burner:
-nominal internaI diameter 6 mm and of outer diameter 10mm
-Fuel. Commerciai-grade propane having a calorific vaIue of approximateIy 83 MJ/m3
Exhaust system:
-capacity of 39 m3/min at (25 ºC , 1 bar) to 85 m3/min
-air velocity in the exhaust stack (2.5 ± 0.2) m/s ± 0.1 m/s
Radiation Pyrometer:
-range of 480 ºC to 530 ºC (bIack body temperature), accuracy of ± 50 ºC.
-viewing of a circuIar area 250 mm in diameter at a distance of about 1.4 m
-substantialiy constant between the waveIength1um and 9 um
Heat Flux Meter:
-Schmidt-Boelter type without a window and with a diameter of 25 mm.
-range from 0 to 15 kW/m2 ± 0.2 kW/m2.
-accuracy of ± 3 % of the measured vaIue.Technical parameters:Measurement range of heat flux meter(0-15) Kw/m2Accuracy of heat flux meter±0.2kw /m2Accuracy of heat flux meter<± 3%;Blackbody temperature error±5 ºCSmoke extraction rate(2.5 ±0.2)m/sSmoke extraction capacity(39-85) m3/minPorous refractory radiant panel size300 mm * 450 mm, and can withstand temperatures up to about 900 ºCThermocoupletype K stainless steel armored thermocouple with diameter of 3.2mmHeat flux distribution requirementsat 200mm: (9.1 ± 0.4) KW/m2At 400mm :(5.0 ± 0.4) KW/m2At 600mm :(2.4 ± 0.2) KW/m2Combustion gaspropane gas (owned by the user)Combustion gas flow(0.026 ±0.002)L/SCombustion burner¢10 mm Outer diameter ¢6 mm inner diameter , burner tube on 35 ¢0.7 mm holeFlame height60 ~ 120mm adjustableIgnition systemhigh voltage electronic ignitionStrong exhaust systemthe machine is equipped with strong exhaust fan. When the test is completed, the exhaust fan system is activated to discharge the waste gas outdoors
- steel scale
- pilot burner
- anemometer
- radiation pyrometer
- timing devicesabout daxian company:
DAXIAN'stesting equipment are widely used in various field: scientific institutions, colleges, inspection institutions, auto parts, electronics,electricals, LED,photoelectricity,mobile, plasticand rubber, telecommunication, chemical industry, aerospace, building material and product, wire and cable,textile andfabrix,etc. AllDAXIANtesting equipment are designed according to international test standards, such asISO,ASTM, DIN, EN, GB, BS,JIS, UL,TAPPI,AATCC,IEC,VDE,CSA,CENand so on.
One-stop logistics:
The equipment is placed in the wooden box, covered with bubble film, with good shock absorption, impact resistance, heat sealing, and has the advantages of non-toxic, odorless, moisture corrosion resistance, transparency.One-stop comprehensive service to let you rest assured.