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Results of Testing of Material Properties of the Product

Property

Unit

Requirement

Result

Thickness

mm

Report value

0.099

Width

mm

60 ± 0.8

60.3

Length as specified

m

≥ 66 ± 1%

75.8

Tensile breaking strength

N/mm

≥ 2.8

6.32

Elongation

%

≥ 150

1
5
9

Results of Testing of Performance Properties of the Product

Property

Unit

Requirement

Result

Adhesion after accelerated aging  -  to tape backing

N/mm

≥ 0.150

1.20

Adhesion after accelerated aging  -  to polyethylene Footnote (1)

N/mm

≥ 0.150

1.29

Adhesion at 23°C  -  to tape backing

N/mm

≥ 0.150

0.819

 

to polyethylene

 

 

1.105

Adhesion at 23°C  -  to polyethylene

N/mm

≥ 0.150

Adhesion after heat aging  -  to tape backing

N/mm

≥ 0.20

0.596

Adhesion after heat aging  -  to polyethylene

N/mm

≥ 0.20

0.987

Adhesion at −10°C

g

≥ 250

5 of 5 specimens passed

Shear strength  -  tape to polyethylene

%

Ratio of mean shear strength tape-to-polyethylene and tape- to-backing ≥ 75

2.20 N/mm  -   56Footnote (2)

Shear strength   -  tape to backing

%

Ratio of mean shear strength tape-to-polyethylene and tape- to-backing ≥ 75

3.95 N/mm  -   56Footnote (2)

Shear strength after solvent immersion  -  to tape backing

N/mm

≥ 1.2

3.26

Shear strength after solvent immersion   -  to polyethylene

N/mm

≥ 1.2

1.80

Shear strength after UV and heat aging  -  to tape backing

%

No more than 25% difference from original shear strength

4.14 N/mm   -   +5

Shear strength after UV and heat aging   -  to polyethylene

%

No more than 25% difference from original shear strength

2.20 N/mm    -    0

Bond separation (flagging)

mm

< 2.0

Pass

Shelf life (60°C for 240 hours)  -  to tape backing

N/mm

≥ 0.15

0.625

Shelf life (60°C for 240 hours)   -  to polyethylene

N/mm

≥ 0.15

1.21