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From [Institution name]
Property |
Unit |
Requirement |
Result |
---|---|---|---|
Tensile strength |
N/mm |
≥ 3.5 |
4.27 |
Breaking force |
N |
≥ 180 MDFootnote (1) ≥ 160 XD |
441.7 MD 354.0 XD |
Water vapour permeance |
ng/Pa·s·m2 |
≥ 170 |
406 |
Water ponding (original) |
− |
No leakage |
Pass |
Tensile strength after UV exposure |
% retention of original |
≥ 90 |
93.9% |
Tensile strength after UV exposure and heat aging |
% retention of original |
≥ 85 |
120% |
Water vapour permeance after UV exposure and heat aging |
ng/Pa·s·m2 |
≥ 170 |
315 |
Water ponding after UV exposure and heat aging |
− |
No leakage |
Pass |
Property |
Unit |
Requirement |
Result |
---|---|---|---|
Water vapour permeance with NBC required directionality |
ng/Pa·s·m2 |
≥ 60 |
77.0Footnote (1) |