AS111 Fire Block Caulk

Name: AS111 Fire Block Caulk - Kraken Bond
Brand: Acrylic Sealant

Fire Block Caulk White is a water-based acrylic sealant that has been produced with the aim of preventing flammable gasses from penetrating into places where fire sensitivity is a must.

Color

White

Size

10.1 fl oz

Features & Benefits

Can resist more than 4 hours of fire without any other backup elements.
M1 Fire Rating according to NF P 92-501 radiation test.
Best unprimed glue for the construction substrates.
Easy to use.
Keeps its flexibility all the time.
Over-paintable.
Non-slumping adhesive.

Specs

Chemical Structure: Acrylic Dispersion
Consistency: Smooth Paste
pH: 7,5-9
Density: 1.62 ± 0,03 g/ml (ASTM D 792)
Hardness Shore A: 45 ± 5 (ISO 868)
Skin Time: 15 – 30 min. (73°F and 50% R.H)
Curing Rate: Min. 0,1 inch/day (73°F and 50% R.H)
Tensile Strength: ≥ 58 PSI (ASTM D 412)
Elongation at Break: ≥100% (ASTM D412)
Volume Shrinkage: 10-15%
Application Temperature: +41°F to +95°F

How to Use

The joints must be clean and free from dust, grease and rust. No primer is required for non-porous surfaces.
On porous surfaces such as concrete, stone, cement and plaster a primer (mixture of one part acrylic sealant and 4-5 parts of water) can be applied.
Min/max joint width must be 0,2in/1in. The recommended joint depth/width ratio is 1 to 2. Application temperature is between +41°F and +95°F.
Immediately after the application, smooth the sealant at once with wet finger or a wet tool.
Excess sealant can be removed by a wet cloth.
Keep the sealed joint dry at least for two hours.
Cured sealant can be removed mechanically.

Application Areas

Sealing of all joints and seams where fire sensitivity is a must.

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