Measured Data

Mass Loss Rate (MLR)

Initial-mass-normalized mass loss rate [1/s] was measured in the simultaneous thermal analyzer experiments at three heating rates: 3 K/min, 10 K/min, and 30 K/min and mass loss rate [g/s] in the cone calorimeter at three heat fluxes: 25 kW/m2, 50 kW/m2, and 75 kW/m2.

Simultaneous Thermal Analyzer

Cone Calorimeter: 25 kW/m2

Cone Calorimeter: 50 kW/m2

Cone Calorimeter: 75 kW/m2

Heat Release Rate Per Unit Area (HRRPUA)

Experiments for heat release per unit area [kW/m2] were conducted on samples conditioned at 20°C and 50% relative humidity using a cone calorimeter at three different heat fluxes: 25 kW/m2, 50 kW/m2, and 75 kW/m2.

Cone Calorimeter: 25 kW/m2

Cone Calorimeter: 50 kW/m2

Cone Calorimeter: 75 kW/m2

Carbon Monoxide (CO) Yield

Carbon monoxide yield was measured during cone calorimeter experiments conducted at heat fluxes of 25 kW/m2, 50 kW/m2, and 75 kW/m2.

Incident Heat Flux [kW/m²] Mean CO Yield [g/g] CO Yield Std. Dev. [g/g]
25 0.012 0.001
50 0.006 0.0
75 0.007 0.0

Specific Heat Release Rate

Experiments for specific heat release rate [W/g], were conducted using a micro-scale combustion calorimeter at a heating rate of 30 K/min.

Derived Data

Effective Heat of Combustion (Δhc)

Effective heat of combustion [MJ/kg] is calculated from data collected in both micro-scale combustion calorimeter experiments and cone calorimeter experiments.

Micro-scale Combustion Calorimeter

Value R1 R2 R3 Mean Std. Dev.
Heat of Combustion (MJ/kg) 12.26 12.2 12.2 12.22 0.03

Cone Calorimeter

Incident Heat Flux [kW/m²] Mean Effective Heat of Combustion [MJ/kg] Effective Heat of Combustion Std. Dev. [MJ/kg]
25 14.5 0.3
50 16.9 0.4
75 16.6 0.4

Band Averaged Emissivity

Band averaged emissivity was calculated from reflectance measurements conducted with an integrating sphere and Fourier transform infrared spectrometer.

Source Temperature [K] Emissivity Std. Dev.
600.0 0.948 0.001
800.0 0.941 0.001
1000.0 0.932 0.002
1200.0 0.923 0.002
1400.0 0.915 0.003
1600.0 0.908 0.004
1800.0 0.902 0.004
2000.0 0.897 0.005