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Results of Testing of "Royal Guard"

Property

Unit

Requirements

Results

Sheet width

-

Tolerance: –6 mm of specified width

Pass

Tensile strength

N/mm

3.5

4.9

Water vapour permeance (ng/(Pa·s·m2)) – original samples

ng/(Pa·s·m2)

≥ 170

3 360

Water ponding original samples

-

No leakage

PassFootnote (1)

Tensile strength after UV exposure (% retention of original)

% retention of original

≥ 90

90

Tensile strength after UV and heat aging (% retention of original)

% retention of original

≥ 85

85

Water vapour permeance of UV- and heat-aged samples (ng/(Pa·s·m2))

ng/(Pa·s·m2)

≥ 170

4 450

Water ponding of UV- and heat-aged samples

-

No leakage

PassFootnote (1)