Astroflame High Pressure Expanding Sealant
Description
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.
Properties
| 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 |
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Astroflame High Pressure Expanding Sealant
£68.22
Gray / 310ml Cartridge (Box of 12)