Airweave® N4 & N4 FR (Fire Retardant) are good breathers for low pressure cures. These non-woven constructions provide good conformity and can be used as bleeders at any pressure.
• Good breather performance at low pressure, reducing trapped volatiles.
• Efficient bleeder at any pressure for controlled resin bleed.
• Available in regular or fire retardant version.
| Airweave® N4 | Airweave® N4 FR |
| Maximum use temperature | 204°C (400°F) | 204°C (400°F) |
| Fibre type | Polyester | Polyester |
| Colour | White | White |
| Weight (approx.) | 140 g/m² (4 oz/yd²) | 140 g/m² (4 oz/yd²) |
| Fire retardant | N/A | Yes |
| Storage | Recommended Storage temperature is 5°C to 40°C (41°F to 104°F). Store original packaging, do not stack rolls on end. |
| | Width | Length | Packaging |
|---|
| Airweave® N4 | 152 cm (60 inches) | 91 m (100 yards) | 1 roll |
| | up to 457 cm (180 inches) | 91 m (100 yards) | Special order
|
| Airweave® N4 FR | 152 cm (60 inches) | 91 m (100 yards) | 1 roll |
| | up to 457 cm (180 inches) | 91 m (100 yards) | Special order |
• Material can be slit in special widths upon request (1 standard roll as minimum order quantity).
• The maximum use temperature is dependent upon the duration at maximum temperature and is process
specific, Airtech recommends testing prior to use.
• Airweave® N4 FR is the fire retardant version of Airweave® N4.
• Packaging is clear with black print.
Last updated : 2025-01-27
As the conditions or methods of use, including storage, are beyond our control, Airtech International, Inc. does not assume responsibility for the performance of this material for any particular use. The material is sold "as is". Airtech International, Inc. disclaims, and buyer waives, any and all implied warranties, including without limitation the implied warranties of merchantability and of fitness for particular use. The information contained herein represents typical properties and should not be used for specification purposes. Any translation is provided for your convenience only. The official language is English and the official law is California, USA.
