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From [Institution name]
Test |
Unit |
Requirement |
Result |
---|---|---|---|
Sheet width |
|
Tolerance: –6 mm of specified width |
Pass |
Tensile strength |
N/mm |
≥ 3.5 |
7.7 |
Tensile strength after UV exposure |
% |
≥ 90 |
95 |
Tensile strength after UV and heat aging |
% retention of original |
≥ 85 |
91 |
Water vapour permeance |
ng/(Pa·s·m2) |
≥ 170 |
476 |
Water vapour permeance of UV and heat-aged sample |
ng/(Pa·s·m2) |
≥ 170 |
806 |
Water ponding of original samples |
|
No leakage |
PassFootnote (1) |
Water ponding of UV- and heat-aged samples |
|
No leakage |
PassFootnote (1) |