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From [Institution name]
Property | Unit | Requirements |
---|---|---|
Overall thickness | mm | 1.2 |
Coating thickness Footnote (2) | mm | 0.4 |
Tensile strength | MPa | n/a |
Breaking strength | kN/m | 35 |
Elongation at break | % | 15 Footnote (3) |
Initial 5 lap joint strength | % of tensile/breaking strength | 75 |
Lap joint strength after 7 d in boiling water Footnote (4) | % of tensile/breaking strength | 70 |
Low - temperature impact | -- | 8 out of 10 pass |
Retention of properties after heat aging - tensile/breaking strength | % of original | 90 |
Retention of properties after heat aging – elongation Footnote (3) | % of original | 90 |
Retention of properties after heat aging - low-temperature flexibility | % of original | Pass |
Low - temperature flexibility | -- | Pass |
Resistance to accelerated weathering - visual inspection | – | No cracking, blistering or appreciable colour change |
Resistance to accelerated weathering - elongation | % of original Footnote (3) | 90 |
Resistance to accelerated weathering - low-temperature impact | – | 8 out of 10 pass |
Resistance to accelerated weathering - low-temperature flexibility | – | Pass |
Water vapour transmission - Classes A and B | Max. g/m 2 in 24 h | 4.0 |
Water vapour transmission - Class C | Max. g/m 2 in 24 h | 1.0 |
Effect of water absorption - mass increase | Maximum % | 3.0 |
Effect of water absorption - tensile breaking strength | % of original | 90 |
Effect of water absorption - elongation | % of original Footnote (3) | 90 |
Dimensional change - without loading | Maximum % | 0.5 |
Dimensional change - with loading machine direction | Maximum % | 0.5 |
Dimensional change with loading - cross-machine direction | Maximum % | 0.2 |
Core penetration | N | 30 |
Asphalt compatibility of Class D only, mass decrease | Maximum % | 5.0 |