Some technical data on the membrane that is used in the Polarfit® products.
Polarfit® products are waterproof, windproof, and exremely breathable.
Since the membrane has a moisture vapor transmission, perspiration in form of water vapor is transported from inside to outside of garment.
| Orginal meterial |
Polyester Transparent film |
| Thickness |
20 µm |
| Density |
1.14 g/cm5 |
| Strcture and form |
Non-porous flat film |
| Weight |
22.8 gr/m2 |
| Standard width |
300 - 1700 mm |
| Softening point |
151 C |
| Melting point |
200 C |
Breathability (water
vapor transmission
resistance) |
Ret = 0.7 (Skin model) |
| Watertightness |
>10 000 mm |
| Windproofness |
100% |
| SPECIFICATIONS |
METHOD |
VALUE |
UNITS |
| Density |
ISO 1183 |
1.14 |
|
| Melting temperature |
ASTM D 2117 |
200 |
C |
| Vicat point (softening temperature) |
ISO 306 |
151 |
C |
Tensile strength DM
DT |
ISO 527 |
20
14 |
N/mm2
N/mm2 |
Elengation at breaking DM
DT |
ISO 527 |
550
350 |
%
% |
| BARRIER LEVEL |
METHOD |
VALUE |
UNITS |
| Impermebility |
internal |
>10.000 |
mm |
| Ret |
ISO 11092
(skin model) |
0.7 |
m2*Pa/W |
| MAINTENANCE |
METHOD |
VALUE |
UNITS |
| Washing resistance |
ISO 6330 |
80 |
C |
| Sterilisation (hot steam) |
18 min - 134 C |
yes |
|
