AstroFlame AFIM Fire Intumescent Acoustic Mastic Sealant – CE, UL Listed, 310ml

£4.29

Availability: 5 in stock (can be backordered) SKU: AFIM Category: Brand:

AstroFlame INTU Acrylic Mastic is a high-performance fire-resistant sealant, ideal for use in low-movement joints and multi-service penetrations. CE and UKCA marked, this flexible, water-based mastic is tested for fire resistance in walls and floors, as well as for airborne sound and air permeability. It’s perfect for sealing metallic pipes, cables, and cable trays, with a shelf life of 18 months.

Description

Astro Intu Mastic is a high-quality, water-based acrylic sealant designed to restore the fire resistance of wall and floor constructions where linear joints or apertures are penetrated by multiple services. This advanced fire-resistant sealant has been formulated using specialist polymer technology, ensuring outstanding performance and flexibility. Tested and certified to internationally recognized standards, including CE, UKCA marking, and UL Listings, Astro Intu Mastic is a reliable choice for ensuring fire safety in a variety of construction applications.

The product is ideal for use in both flexible and rigid wall installations, as well as rigid floor constructions. Its versatility extends to sealing large multi-service penetrations, blank openings, and head-of-wall areas, making it suitable for a wide range of building and safety requirements. The sealant can be effectively used in combination with Astro Batt for enhanced fire stopping performance. Astro Intu Mastic is designed to remain flexible, ensuring long-lasting protection while accommodating any movement that may occur in low-movement joints.

Certified as part of the Astroflame Fire Stopping range, the Astro Intu Mastic system is proven to offer robust fire resistance, maintaining the integrity of building structures in the event of a fire. Whether used in residential, commercial, or industrial settings, this sealant offers reliable protection and is tested to provide superior fire resistance, acoustic isolation, and air permeability performance.

Additional information

Loss Mass of Mass on Heating

68.34

Model

AFIM

Movement Capability

7.5%

Brand

Astroflame

Resistance to flow

Pass

Operating Temperature °C

-5 to 40

Flexibility - Bend Test

Pass

Density (S.G)

1.63

Hardness Shore A

63/39

Appearance

Paste, matt finish

Paste Colur

White

Conditioning

Type X

General CharacteristicsInspection MethodValue
Product Data (uncured)
Density (S.G)ASTM D792:131.63
AppearancePaste, matt finish
Resistance to flowISO 7390 : 2003Pass
Product Data (after curing)
Hardness Shore AISO 7619-1 : 201063/39
Movement Capability7.5%
Operating Temperature °C-5 to 40
Loss Mass of Mass on HeatingISO 3451-1 (Method A)68.34
Flexibility – Bend TestISO 1519Pass
ConditioningEOTA TR024Type X
Loss Mass of Mass on Heating68.34
MPNAFIM
Movement Capability7.50%
BrandAstroflame
Resistance to flowPass
Operating Temperature °C-5 to 40
EANN/A
Flexibility – Bend TestPass
Density (S.G1.63
Hardness Shore A63/39
AppearancePaste, matt finish
Paste ColurWhite
ConditioningType X
Country/Region of ManufactureUnited Kingdom

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