Property | Unit |
Apparent density δR | 2350 kg/m3 |
Linear coefficient of expansion α (m/m x K) | 30-35 x 10-6 (at 20 - 50 degrees) |
Modulus of elasticity E | dependent of the temperature |
Vapour conductivity λD | 1.6 x 10-5 mg / m * h * Pa |
Vapour diffusion resistance factor µ | 5 x 104 at d=30 mm |
Thermal conductivity λ | 0.7 W / m K |
Specific heat C | 1.01 x 103 J / kg K |
Thermal transition coefficient Λ | 27.8 W / m2 K |
Electric conductivity | r = 1010 bis 1012 Ω x cm |
Absorption coefficient for sunrays | 0.93 W / m2 |
Internal damping η | 0.18 |
Impact sound reduction | 14dB (35mm mastic asphalt on a separating layer) |
Fire behaviour according DIN EN 13501 | bfl-S1 |
Thermoplastic behaviour | Penetration depth according DIN EN 12697-20 |