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EC 3439 HS FST is a one part void filling compound which meets all the fire, smoke and toxic gas emission requirements of ATS 1000. |
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| The features include the follwing. EC 3439 HS FST is self-extinguishing, with low smoke and toxic gas emission. |
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| It has light weight and low density. |
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It has a very high compressive strength from -55°C to +135°C (-67°F to 275°F). |
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| There is a low volatile loss during cure. |
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| EC 3439 HS FST cures to a rigid, solvent resistant material in one hour at 125°C (257°F) or at 175°C (347°F). |
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It has a low flow for ease of application. |
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| Type |
Description |
| Colour |
Off-white |
| Kind of chemistry |
Epoxy |
| Viscosity |
Low-flow, non-sag paste |
| Cured density |
0.77 g/cm ³ maximum |
| Compressive strength (125°C (257°F) cure) |
9940 psi (68.5 MPa), 23°C (73°F)
8100 psi (55.8 MPa), 80°C (176°F)
2670 psi (18.4 MPa), 175 °C (347°F) |
| Cure cycle |
1 hour at 175°C (347°F) |
| Application methods |
Spatula, trowel |
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