ISO 12136 Flame Spread Calorimeter
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The Flame Spread Calorimeter is a high-performance testing device designed to accurately monitor heat release and flame propagation characteristics of materials during combustion. Using advanced thermal and combustion principles, the equipment records flame spread indices, chemical and convective heat release rates, and effective combustion heat in real time through precise sensors. This allows for quantitative evaluation of flame spread properties. The device is widely applied in building materials, rail transit, and other industries, fully compliant with FM 4910 and ASTM E2058 standards, providing comprehensive data support for product development, material selection, quality control, and safety certification.
Features
Integrated system: Computer and data acquisition integrated for simplified operation and increased testing efficiency.
User-friendly operation: No need to swap optical filters, enabling fast setup and testing.
Precise filtration: Triple filtration design ensures accurate and interference-free results.
High-precision weighing: 6000 g capacity with 0.01 g resolution ensures accurate mass measurement during combustion.
High-frequency sampling: 50 ms sampling frequency captures real-time and precise data.
Efficient heating and gas control: Combined heating and gas flow system provides stable thermal and flow conditions, ensuring reliable flame spread testing.
Standards
The equipment meets the following standards:
ISO 12136 – Determination of the Combustion Performance of Construction and Building Products
FM 4910 – Standard for Fire Performance of Building Materials
ASTM E2058 – Standard Test Method for Determining Combustion Performance and Heat Release of Building Materials
Parameters
| Parameter | Specification |
|---|---|
| Dimensions | 3200 mm (L) × 1100 mm (W) × 2500 mm (H) |
| Weight | 540 kg |
| Power Supply | 220V / 380V, 50 Amps |
| Operating Temperature | 10–35°C |
| Working Gas | Compressed air from air compressor |
| Calibration Gases | CO₂/CO mixture, Nitrogen, Ethylene, Compressed air |
| Heater System | Hard-tube branch, single inlet/outlet |
| Filtration System | Triple filtration, main filter stainless steel housing |
| Weighing System Capacity | 6000 g |
| Weighing Resolution | 0.01 g |
| Data Sampling Frequency | 50 ms |
Application
The Flame Spread Calorimeter is suitable for:
Building materials: Evaluate flame spread and heat release performance of walls, doors, windows, ceilings, and other construction materials under fire conditions.
Rail transit: Assess fire-retardant performance of railway cars and transit facilities, ensuring compliance with safety standards.
Fire safety products: Provide flame propagation and heat release data for fire safety product certification.
Material manufacturers: Support R&D by providing flame spread and heat release data to optimize product design and performance.
Safety certification: Generate flame spread and heat release data for construction, transportation, and materials industries to support safety certification.
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