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Pyrocoustic Acrylic Sealant
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description |
Pyrocoustic Sealant is a one part, intumescent acoustic
rated acrylic emulsion.
It is designed to resist the passage of both fire and sound. The sealant
will intumesce and form a char that produces a smoke seal when exposed to
the heat of a fire. In normal use it will maintain the sound reduction index
of a structure.
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features |
• Fire rated up to 4 hours.
• Average sound reduction up to 48dB
• Joint movement capability of +/- 10%
• Halogen free. Resists fungi and vermin.
• Easy to use
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specification |
Packaging - 310ml Cartridge
Colour - White, Brown or Grey
Slump - Nil at Joints up to 28mm
Cure Rate - 1.5mm per day at 50% relative humidity 23°C
Tack Free Time - 15 minutes
Weather Resistance - Good when fully cured
UV Resistance - Good
Movement Capability - ±20% of original joint size
Application Temperature - +5ºC to +30ºC
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Acoustic
Performance |
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Reference Wall |
Wall With Single Seal |
Wall With Double Seal |
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Average SRI (100 - 3150Hz) |
44.4dB |
42.9dB |
45.1dB |
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Weighted SRI, Rw Index |
47dB |
46dB |
48dB |
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STC Rating |
47dB |
46dB |
48dB |
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Performance |
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Joint Size (Width x Depth) |
Backing |
Configuration |
Integrity (mins) |
insulation (mins) |
meters per cartridge |
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6 x 10mm |
PE |
Single Seal |
60 |
60 |
5.2 |
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6 x 10mm |
CB |
Single Seal |
120 |
120 |
5.2 |
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10 x 10mm |
PE |
Single Seal |
60 |
60 |
3.1 |
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10 x 10mm |
CB |
Single Seal |
120 |
120 |
3.1 |
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15 x 15mm |
PE |
Single Seal |
60 |
60 |
1.4 |
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15 x 10mm |
CB |
Single Seal |
120 |
120 |
2.1 |
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20 x 15mm |
PE |
Single Seal |
60 |
60 |
1.0 |
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20 x 10mm |
CB |
Single Seal |
120 |
120 |
1.5 |
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6 x 10mm |
PE |
Dual
Seal |
120 |
120 |
5.2 |
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15 x 10mm |
PE |
Dual
Seal |
120 |
120 |
2.1 |
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20 x 10mm |
PE |
Dual
Seal |
120 |
120 |
1.5 |
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30 x 15mm |
PE |
Single Seal |
120 |
53 |
0.7 |
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30 x 15mm |
PE |
Dual
Seal |
120 |
120 |
0.7 |
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40 x 15mm |
PE |
Dual
Seal |
120 |
120 |
0.5 |
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50 x 15mm |
PE |
Dual
Seal |
120 |
120 |
0.4 |
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•PE = Polyethylene Foam
•CB = Ceramic Blanket |
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installation |
• Clean all joint free from dust, oil and grease.
• Masking surrounding surfaces if necessary
• Ensure gap is filled using one of the above backing materials.
• Fill gap to the required depth, tool off for a smooth finish.
• Ensure a minimum depth of 6mm
For further installation details please contact firestopit.
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storage and disposal |
Pyrocoustic Acrylic Sealant should be stored indoors ideally
between +5ºC to +30ºC in dry conditions. Shelf Life is twelve months from
date of manufacture.
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