Measured Data

Mass Loss Rate (MLR)

Mass loss rate [g/s] was measured in cone calorimeter experiments at three 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

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

25 kW/m² R1 25 kW/m² R2 25 kW/m² R3
Time to Sustained Ignition (s) 194.25 181.75 149.50
Time to Peak HRRPUA (s) 36.75 22.50 35.75
Peak HRRPUA (kW/m²) 286.20 294.20 338.69

Cone Calorimeter: 50 kW/m2

50 kW/m² R1 50 kW/m² R2 50 kW/m² R3
Time to Sustained Ignition (s) 31.00 21.25 26.50
Time to Peak HRRPUA (s) 27.25 26.75 27.50
Peak HRRPUA (kW/m²) 428.32 530.57 442.49

Cone Calorimeter: 75 kW/m2

75 kW/m² R1 75 kW/m² R2 75 kW/m² R3
Time to Sustained Ignition (s) 8.25 9.50 11.25
Time to Peak HRRPUA (s) 25.50 24.50 24.25
Peak HRRPUA (kW/m²) 623.94 721.34 660.93

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 0.036 0.013
50 0.012 0.002
75 0.003 0.002

Derived Data

Soot Yield

Soot yield [g/g] was calculated from smoke obscuration data collected in cone calorimeter experiments conducted at heat fluxes of 25 kW/m2, 50 kW/m2, and 75 kW/m2.

Incident Heat Flux [kW/m²] Mean Soot Yield [g/g] Soot Yield Std. Dev. [g/g]
25 0.134 0.004
50 0.138 0.004
75 0.147 0.001

Temperature at Onset of Decomposition

The temperature at onset of decomposition [Tonset] is a derived quantity computed from data collected in simultaneous thermal analyzer experiments.

3 °C/min 10 °C/min 30 °C/min
Mean Onset Temperature (°C) 329 348 370
Std. Dev. Onset Temperature (°C) NaN 2 1
Mean Normalized MLR at Onset (1/s) 1.22e-03 1.16e-03 1.11e-03
Std. Dev. Normalized MLR at Onset (1/s) NaN 0.02e-03 0.02e-03
Mean Mass Fraction at Onset 0.95 0.96 0.96
Std. Dev. Mass Fraction at Onset NaN 0.00 0.00
Mean Temperature at end of Decomposition (°C) 427 451 476
Std. Dev. Temperature at end of Decomposition (°C) NaN 0 0