Fire Retardant Coatings Tester – Tunnel Method | ASTM ISO Testing Machine
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The fire retardant coating flame propagation tester is suitable for testing the flame propagation characteristics of the fire retardant coating on the surface of the substrate under laboratory conditions, and evaluating the protection effect of the fire retardant coating on the substrate and its flame propagation performance.
Application
This method is suitable for testing the flame spread characteristics of fire-retardant coatings applied to substrate surfaces under laboratory conditions, and for evaluating the protective effect of the fire-retardant coating on the substrate and the quality of its flame spread performance.
Standards
GB/T12441-2005:Finishing fire retardant paint
GB12441-2018:Finishing fire resistant coating
Technical parameters
| Item | Description |
|---|---|
| Burner Top Diameter | 20mm |
| Burner Height | Approximately 200mm |
| Burner Blue Flame Temperature | (900±20)°C |
| Combustible Gas Source | Natural gas, liquefied petroleum gas, or city gas |
| Thermocouple | Armored thermocouple with precision of work grade, K type, outer diameter not greater than 3mm |
| Electronic Potentiometer | Error less than ±0.5% of the measured temperature |
| Ignition System | High voltage electronic ignition system |
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