| Property |
Test method |
Tyvek® (style 1422A) |
| Abrasion resistance |
EN 530 (method 2) |
100 cycles |
| Air permeability |
ISO 5636-5 |
20 s |
| Basis weight |
ISO 536 |
41 g/m² |
| Burst resistance |
ISO 2960
(50 cm²) |
108 kPa |
| Colour |
- |
White* |
| Exposure to high temperatures |
- |
Melting point 135 °C |
| Exposure to low temperatures |
- |
Flexibility retained down to -73 °C |
| Flex cracking resistance |
ISO 7854 (method B) |
>100 000 cycles |
| Ignition resistance |
EN 1146 |
Class 1 |
| Linting propensity |
BS 6909 (Shirley method 21) |
Pass rating: Excellent |
| Puncture resistance |
EN 863 |
10.8 N |
| Stability to heat |
ISO 5978 |
No blocking |
| Surface resistivity at 25% relative humidity |
EN 1149-1 |
4.8x109 Ohm
(rib surface)
1.7x1010 Ohm
(smooth surface) |
| Thickness |
EN 20534 |
130 µm |
| Trapezoidal tear resistance (MD/XD) |
ISO 9073-4 |
26.1/30.6 N |
MD = Machine Direction, XD = Cross Direction, NT = Not Tested, N/A = Not Applicable
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| * |
Tyvek® (style 1422A) can be colour printed. Some of the property values of coloured Tyvek® may differ slightly from those shown for white Tyvek® (style 1422A). |
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