1、 Scope of application:

The combustion performance testing machine for upholstered furniture is mainly suitable for combustion testing of upholstered furniture or solid models of upholstered furniture. Measure heat release rate and total heat release, gas analysis, and smoke transmittance.

2、 Compliant with standards:

1. Complies with the test standard GB/T 27904-2012 "Test Method for Combustion Performance of Furniture and Components Ignited by Flames".

2. Comply with Appendix B: GA111-1995 "Solid Room Fire Test Method for Surface Materials" of GB20286-2006 "Requirements and Identification of Combustion Performance of Flame Retardant Products and Components in Public Places".

3. NFPA266:1998 "Standard test method for combustion performance of upholstered furniture exposed to a bright flame ignition source".

3、 Technical parameters:

The combustion performance testing machine for upholstered furniture mainly consists of a standard ignition source, a conical furnace, gas analysis, smoke density, exhaust pipes, smoke coolers, fans and measuring devices, and computer operation parts. The equipment adopts a specially designed burner, which has reliable performance and advanced technology.

1. Specially designed burner.

2. The computer automatically collects and processes data, and prints test reports.

3. Human computer dialogue, simple operation, and reliable operation.

4. Oxygen measurement:

4.1 Measurement range: 0-25%.

4.2 Signal output: 4-20mA.

4.3 Response time T90: ≤ 3S.

4.4 Environmental temperature: 0-45 ℃.

4.5 Relative humidity:<90% (no condensation).

4.6 Linearity:<± 0.1% O2.

4.7 Zero drift: 0.05% O2 (one week).

4.8 Repeatability:<± 0.02% O2.

5. Carbon dioxide (CO2) measurement:

5.1 Measurement range: 0-10%.

5.2 Repeatability: ＜ ± 1%.

Zero drift: ≤ 2%/week.

Range drift: ≤ 2%/week.

5.3 Linear deviation: ＜ ± 1%.

5.4 Response time: T90 ≤ 5 seconds.

6. Optical measurement device: A. Light source imported quartz halogen lamp: nominal power: 100W nominal voltage: 12V nominal light return: 2000-3000Lm.

7. Receiver: It is a silicon photovoltaic cell, with a transmittance of 0% indicating no light passing through, and a transmittance of 100% indicating complete unobstructed light passing through.