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 | 25 kW/m² R4 | |
|---|---|---|---|---|
| Time to Sustained Ignition (s) | 0.00 | 3.00 | 2.25 | 1.75 |
| Time to Peak HRRPUA (s) | 183.50 | 8.00 | 7.50 | 9.25 |
| Peak HRRPUA (kW/m²) | 7.57 | 176.20 | 165.01 | 151.65 |
Cone Calorimeter: 50 kW/m2
| 50 kW/m² R1 | 50 kW/m² R2 | 50 kW/m² R3 | 50 kW/m² R4 | |
|---|---|---|---|---|
| Time to Sustained Ignition (s) | 14.25 | 0.50 | 0.50 | 0.75 |
| Time to Peak HRRPUA (s) | 13.75 | 12.25 | 11.25 | 11.75 |
| Peak HRRPUA (kW/m²) | 153.68 | 258.22 | 256.18 | 273.78 |
Cone Calorimeter: 75 kW/m2
| 75 kW/m² R1 | 75 kW/m² R2 | 75 kW/m² R3 | 75 kW/m² R4 | |
|---|---|---|---|---|
| Time to Sustained Ignition (s) | 10.25 | 0.25 | 0.25 | 0.50 |
| Time to Peak HRRPUA (s) | 20.25 | 10.75 | 10.00 | 10.25 |
| Peak HRRPUA (kW/m²) | 256.63 | 355.76 | 349.66 | 338.05 |
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 | 0.096 | 0.097 |
| 50 | 0.061 | 0.006 |
| 75 | 0.036 | 0.002 |
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) | 18.8 | 19.23 | 18.99 | 19.01 | 0.18 |
Cone Calorimeter
| Incident Heat Flux [kW/m²] | Mean Effective Heat of Combustion [MJ/kg] | Effective Heat of Combustion Std. Dev. [MJ/kg] |
|---|---|---|
| 25 | 5.0 | 33.5 |
| 50 | 24.0 | 1.6 |
| 75 | 22.2 | 1.2 |