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Arbomast GP

Name: Arbomast GP
Brand: Carlisle Construction Materials Limited
SKU: 5LFDQnmJjhVuJiB9rB38Ao

Verified by manufacturer 1 month ago

An oil-based, general purpose mastic.

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Application

Suitable for use in perimeter sealing of timber frames and sealing of preformed concrete panels, e.g. for garages.

An oil-based, general-purpose mastic.

Features and benefits:

Not recommended for high movement joints or expansion joints.
Resistant to dilute alkalis and acids.
Should not cause staining on many common building materials, but may stain porous materials such as marble, slate and other natural and reconstituted stones.
Flash point: 65°C.
Good UV resistance but may undergo slight yellowing.
Available in four standard colours.
Can be painted, but excessive movement will cause the paint to crack. Bituminous paints should not be used.
Correctly applied, the sealant should not require maintenance, and has an anticipated life in excess of 10 years.
Health and safety: Avoid prolonged skin contact. Use of this product should be recorded in the Project Health and Safety Plan.

Uniclass	Pr_30_31_76_58 Oil-based mastic joint sealantsPrimary
CAWS	H42/661 Sealant joints L10/75 Sealant joints L10/810 Sealant joints L20/80 Sealant joints L20/820 Sealant joints

Product range	Sealants and Facades Mastic Sealants

Sealant type	Oil based.
Colour	Grey. Natural. Teak. White.

Accessories	None. Filler: Closed cell foam polyethylene rod. Filler: Fibre-board with bond breaker tape. Primer: Arbo Primer 925.
Application temperature	+5 to +50°C.
Cure time	Skins after approximately 14 days depending on atmospheric conditions.
Joint width	6 mm (minimum single application); 18 mm (maximum single application). Guidance for specification option: Joint depth: Porous substrates: 10 mm (minimum); 20 mm (maximum). Non-porous substrates: 6 mm (minimum); 20 mm (maximum).
Backing	A combined joint filler/ bond breaker, such as closed cell foam polyethylene rod, should always be used to ensure that the sealant adheres only to the joint faces and not to the back. Guidance for specification option: Bond breaker tape should be used where the joint has been packed out with fibre-board.
Primer	Friable or brittle surfaces will need priming with Arbo Primer 925.