Measured Data
Specific Heat
Experiments for specific heat [J/(kg K)], or heat capacity, were conducted using a heat flow meter on unconditioned and dried samples at 10 °C, 20 °C, 30 °C and 40 °C.
Unconditioned
| Temperature (C) | Specific Heat Mean (J/kg-K) | Standard Deviation (J/kg-K) |
|---|---|---|
| 10.0 | 1032.0 | 27.0 |
| 20.0 | 1062.0 | 25.0 |
| 30.0 | 1089.0 | 29.0 |
| 40.0 | 1099.0 | 27.0 |
Dried
| Temperature (C) | Specific Heat Mean (J/kg-K) | Standard Deviation (J/kg-K) |
|---|---|---|
| 10.0 | 794.0 | 9.0 |
| 20.0 | 818.0 | 18.0 |
| 30.0 | 834.0 | 8.0 |
| 40.0 | 852.0 | 18.0 |
Thermal Conductivity
Experiments for thermal conductivity [W/(m K)] were conducted using a heat flow meter on unconditioned and dried samples at 15 °C and either 45 °C or 65 °C.
Unconditioned
| Temperature (C) | Conductivity Mean (W/m-K) | Standard Deviation (W/m-K) |
|---|---|---|
| 15.0 | 0.152 | 0.006 |
| 45.0 | 0.153 | 0.005 |
Dried
| Temperature (C) | Conductivity Mean (W/m-K) | Standard Deviation (W/m-K) |
|---|---|---|
| 15.0 | 0.087 | 0.004 |
| 45.0 | 0.090 | 0.004 |
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.
At the 25 kW/m2 exposure the sample did not ignite.
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.
At the 25 kW/m2 exposure the sample did not ignite.
Cone Calorimeter: 25 kW/m2
| 25 kW/m² R1 | 25 kW/m² R2 | 25 kW/m² R3 | |
|---|---|---|---|
| Time to Sustained Ignition (s) | 0.00 | 0.00 | 0.00 |
| Time to Peak HRRPUA (s) | 290.50 | 245.25 | 227.00 |
| Peak HRRPUA (kW/m²) | 21.85 | 28.39 | 19.54 |
Cone Calorimeter: 50 kW/m2
| 50 kW/m² R1 | 50 kW/m² R2 | 50 kW/m² R3 | |
|---|---|---|---|
| Time to Sustained Ignition (s) | 44.75 | 45.50 | 33.00 |
| Time to Peak HRRPUA (s) | 7.00 | 5.50 | 7.50 |
| Peak HRRPUA (kW/m²) | 173.54 | 170.68 | 178.45 |
Cone Calorimeter: 75 kW/m2
| 75 kW/m² R1 | 75 kW/m² R2 | 75 kW/m² R3 | |
|---|---|---|---|
| Time to Sustained Ignition (s) | 18.50 | 17.00 | 3.75 |
| Time to Peak HRRPUA (s) | 8.50 | 8.25 | 24.25 |
| Peak HRRPUA (kW/m²) | 180.43 | 190.00 | 175.09 |
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.
At the 25 kW/m2 exposure the sample did not ignite.
| Incident Heat Flux [kW/m²] | Mean CO Yield [g/g] | CO Yield Std. Dev. [g/g] |
|---|---|---|
| 25 | 0.028 | 0.005 |
| 50 | 0.011 | 0.001 |
| 75 | 0.007 | 0.002 |