High Pressure Expansion Sealant
Astro HPE Sealant is an acrylic based graphite sealant used to reinstate the fire resistance performance of wall and floor constructions where they have been provided for the penetration of single or multiple services, to form penetration seals where gaps are present.
Astro HPE Sealant expands upon contact with heat, also known as intumescent or reactive material Astro HPE Sealant is supplied within 310ml cartridges and 600ml foils. The sealant is gunned or trowelled into the annular space in or between the separating element/elements to a specific depth utilising backing materials.
*For specific details please refer to the test certification.
Description | Result | Test Standards |
Density | Ca. 1.23 - 1.33g/cm3 | ISO 2811-1:2011 |
Shore Hardness A | 68 | ISO 7619-1:2010 |
Colour | Grey | |
Application Temperature | +5 °C to 35 °C | |
Expansion Onset Temperature | Ca. 180 °C | |
Expansion | Up to 20 times | EOTA TR 024 |
Expansion Pressure | 7 bar | EOTA TR 024 |
Skin Time | 15 minutes @ 25 °C/ 50%RH | EN1366-3 |
Cure Time | 1.7mm per 24hrs | |
Shelf Life | 18 months unopened | |
pH | 6 - 9 | |
Fire Resistance | EI 120 | EN1366-3 and EN1366-4 |
Insulation | 120 | EN 1366-3 |
Air Permeability | 600Pa - 100Pa 11.1/16.7 m3/h/m2 | EN1026 |
Classification | EN 13501-2, ISO 11600 | |
Acoustics | Rw (C;Ctr) : 52 (-1;-6) dB | EN ISO 10140-2:2010 |
Durability Services | Type ZЕ, intended for use in internal conditions | |
BREEAM International | Compliant | GN22: BREEAM Recognised Schemes for VOC Emissions from Building Products |
Lubrizol Test Method | Pass | NSF Refernece: P0128, P3111, P3147 |
Expected Shelf Life | At least 12 months | Stored in accordance with packaging instructions |
Astro HPE Sealant is supplied in rigid 310ml cartridge format for use with an applicator gun.
Product Code | Description | Colour | Size |
AFHPESG | Astro HPE Sealant | Grey only | 310ml cartridge |
AFHPESGFOIL | Astro HPE Sealant - Foil | Grey only | 600ml |
We have technical representatives who provide assistance in the selection and specification of the products on this site and should be consulted for exact installation and product suitability. Ensure an early engagement with ourselves, designers, main contractor and specialist installers before any installation. Other trades and/or manufacturers may need to be consulted. For in-depth information, specification and technical advice please call our Head Office on:
Telephone: +44 (0)1329 844 500 Email: sales@astroflame.com
All interested parties, designer, specifier, main contractor and specialist installers should provide access to allow the fire stopping seals to be regularly inspected and maintained, as well as records kept of such maintenance at minimum periods of 12 months, as required by the Regulatory Reform Order, and repaired if necessary. Reference should be made to ASFP TGD 17 – Code of Practice for the Installation and Inspection of Fire Stopping.
It is vital that those entrusted to design or install a fire stopping product have the necessary levels of competence to undertake the task professionally and thoroughly. The level of competency required will be commensurate with the expected complexity of the building. All designers must eliminate, reduce or control foreseeable risks that may arise during installation, construction or maintenance when preparing or modifying designs. Clients should ensure that the principal designer and principal contractor carry out their duties under CDM regulations. The ASFP foundation course in passive fire protection provides essential knowledge as part of demonstrating competency and understanding in this key fire protection specialism.
Please refer to the ETA/UKCA/UL-EU sheet for fields of application for this product. For further information on installation requirements please refer to the manufacturer of the services and the wall/floor specification to ensure the compatibility of this product, if in doubt please contact the technical team with services and wall/floor specification on:
Telephone: +44 (0)1329 844 500 Email: sales@astroflame.com
The product does not present any known health hazards during or after installation. Normal good industrial and personal hygiene practices should be observed. For further information on health and safety requirements please contact the technical team on:
Telephone: +44 (0)1329 844 500 Email: sales@astroflame.com
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