Number |
Item |
Index |
H |
L |
P |
1 |
Thickness of resin layer above fabric/mm ≥ |
- |
0.4 |
2 |
Tensile properties |
Maximum tensile force/N/cm≥ |
- |
200 |
250 |
Tensile strength /Mpa≥ |
12.0 |
- |
- |
Elongation at maximum tension /≥ |
- |
- |
15 |
Elongation at break% /≥ |
500 |
250 |
- |
3 |
Heat treatment dimensional change rate/% ≤ |
2.0 |
1.0 |
0.5 |
4 |
Low temperature bendability |
-40ºC no crack |
5 |
Impermeability |
0.3Mpa,2h impermeable |
6 |
Impact resistance |
0.5kg*m, impermeable |
7 |
Resistance to static loads |
- |
- |
20kg impermeable |
8 |
Seam peel strength/(N/mm) |
4.0 |
3.0 |
9 |
Lap strength /N≥ |
- |
290 |
10 |
Right angle tear strength/N/mm |
60 |
- |
- |
11 |
Trapezoidal tear strength/N/mm |
- |
245 |
450 |
12 |
Water absorption rate (70°C, 168h)/%≤ |
4.0 |
3.0 |
13 |
Heat aging(115ºC) |
Time |
672h |
Exterior |
No blistering, cracking, delamination, sticking and voids |
Maximum tension retention rate/%≥ |
- |
90 |
Tensile strength retention rate/%≥ |
90 |
- |
- |
Elongation retention rate at maximum tension/%≥ |
- |
- |
90 |
Elongation at break retention rate/%≥ |
90 |
90 |
- |
Low temperature bendability |
-40ºC no crack |
14 |
Chemical resistance |
Exterior |
No blistering, cracking, delamination, sticking and voids |
Maximum tension retention rate/%≥ |
- |
90 |
90 |
Tensile strength retention rate/%≥ |
90 |
- |
- |
Elongation retention rate at maximum tension/%≥ |
- |
- |
90 |
Elongation at break retention rate/%≥ |
90 |
90 |
- |
Low temperature bendability |
-40ºC no crack |
15 |
Artificial climate accelerates aging |
Time |
1500h |
Exterior |
No blistering, cracking, delamination, sticking and voids |
Maximum tension retention rate/%≥ |
- |
90 |
90 |
Tensile strength retention rate/%≥ |
90 |
- |
- |
Elongation retention rate at maximum tension/%≥ |
- |
- |
90 |
Elongation at break retention rate/%≥ |
90 |
90 |
- |
low temperature bendability |
-40ºC no crack |