Astro INTU Mastic - Intumescent Acoustic Mastic
Description
Astro Intu Mastic is a water based acrylic sealant used to reinstate the fire resistance of wall and floor constructions in linear joints and where apertures are penetrated by multiple services. Astro Intu Mastic Fire Resistant Sealant has been developed utilising specialist polymer technologies allowing it to be tested and Certified to internationally recognised standards, including CE marking and UL Listings. Astro Intu Mastic Fire Resistant has been tested and Certified as part the Astroflame Fire Stopping range. The Astro Intu Mastic system can be installed across a variety services and substrates including,
- Flexible and Rigid Walls
- Rigid Floors
- Multi-Service penetrations
- Blank Openings
- Head of Walls
- Astro Batt
For specific details please refer to the test certification.
Properties
| General Characteristics | Inspection Method | Value |
| Product Data (uncured) | ||
| Density (S.G) | ASTM D792:13 | 1.63 |
| Appearance | Paste, matt finish | |
| Resistance to flow | ISO 7390 : 2003 | Pass |
| Product Data (after curing) | ||
| Hardness Shore A | ISO 7619-1 : 2010 | 63/39 |
| Movement Capability | 7.5% | |
| Operating Temperature °C | -5 to 40 | |
| Loss Mass of Mass on Heating | ISO 3451-1 (Method A) | 68.34 |
| Flexibility - Bend Test | ISO 1519 | Pass |
| Conditioning | EOTA TR024 | Type X |
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Astro INTU Mastic - Intumescent Acoustic Mastic
£1.99
Brown / Astroflame Intumescent Acoustic Mastic 310ml Cartridge