FASTData January 1999 Release

Test Type: Cone Calorimeter, Test Number: T6177, Description File: t6177



Descriptions
FDMS: Obtaining Data
Documentation
Abstract:
NIST / Dupont CRADA.
Material:Polypropylene
Lab:National Institute of Standards and Technology
Sponsor:National Institute of Standards and Technology
Date:1/13/1994
Test Ref No:T6177
Tested by:Jack Lee
Approved by
Scientific Officer:
James Brown

Test Results (summary)

Mass Lost:5144.69 g/m2 Total Heat Released:208.621 MJ/m2
Peak RHR:952.591 kW/m2Peak Mass Loss Rate:23.5689 g/m2s

Summary Data From Ignition

Units Test Mean 60 s 180 s 300 s
Heat Release kW/m2 556.755 149.281 308.942 505.831
Mass Loss Rate g/m2s 0.0170888 0.00308182 0.00762338 0.0124659
Heat of CombustionMJ/kg40550800 48.4392 40.5255 40.5772
Specific Ext. Aream2/kg - - - -
Carbon Dioxidekg/kg 3.17121 4.54135 3.44379 3.40597
Carbon Monoxidekg/kg 0.0344171 0.00801527 0.0292884 0.0309477

Observations and Comments

Flaming out time about 9 min 28 sec/567 second. Sample smoke
1 min 29 sec and flashing before ignition 2 min 50 second.
T6177 Polypropylene 7mm 20 kW/m2--Sample in aluminum foil on
foam glass on pan holder-spark ignited used-no soot collect-
Drierite and ascarite used--weight 22.64 grams-

Details of Test Procedure Used

Heat Flux: 20 kW/m2 Nominal Flow:24 l/s
Orifice Constant: 0.0431009 Heat per Unit Mass O2:13.1 J/kg
Heater Orientation:H Spark Ignitor Used:Y
Grid Used: N Frame Used:N
Conditioning: 50 RH @ 296 K Test Conditions: 50 RH
Specimen Thickness:- Specimen Area:0.00442 m2

Test Results

Initial Mass: 0.02264 g Time of Peak RHR: 495 s
Final Mass: - Peak RHR: 952.591 kW/m2
Mass Lost: 5144.69 g/m2 Peak Mass Loss Rate: 23.5689 g/m2s
Ignition Time:187 s Peak Extinction Area:-
Flameout Time:567 s Total Heat Released: 208.621 MJ/m2

Test Quality Indicators

Publication Status:Unpublished
Statistical Basis of Data:Replicate data available for the same test method and test conditions
Material Development/
Production Status:
Experimental material
Evaluation Status:Data have been validated
Laboratory
Accreditation Status:
The laboratory is recognized by (inter)national accreditation bodies
Completeness of
Material Description:
Partial information on material
Completeness of Test
Procedure Description:
Standard test procedure

Test Results (summary)

Data Plots

Heat release rate per unit area

Mass Loss Rate Per Unit Area

CO2 Yield

CO Yield

Soot Flow Rate

Smoke Extinction Area


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Building and Fire Research Laboratory
National Institute of Standards and Technology
Gaithersburg, MD 20899