Main technical parameters of the equipment:

1. Needle shaped burner:SUS304#Stainless steel material, inner holeØ 0.5mm±0.1mm, outer diameter ≤Ø 0.9mm, Long ≥35mm；

2. Burner angle: can be vertical (When adjusting and measuring flame height) and tilting 45° (during testing) ；

3. Ignited cushion layer: thick10mmWhite pine board, covered12g/m 2～30g/m 2Standard silk paper, below the flame application point200mm±5mm；

4. Burning gas:95%Butane gas (reference gas) Propane gas can also be used;

5. Gas flame temperature gradient:100℃ ± 2℃～700℃ ± 3℃ (Room temperature~ 999℃），23.5s±1.0s（1s～999.9s） ；

6. Flame height:12mm±1mm(Adjustable);

7. Burning time:5s,10s,20s,30s,60s,120s -1 +0 s（1s～999.9sDigital display can be pre-set ）；

8. Holding time:1s～999.9s(Digital display, can be manually paused to maintain digital display) ）；

9. Experimental space:0.5m3The background black box is made of stainless steel material ；

10. Flame temperature sensor: φ4mm，0.58±0.01g, equipped withKtypeØ 0.5mmInsulated armored thermocouple, heat-resistant armor sleeve 1100℃ ；

11. Test process: The test program is automatically controlled, and after the test is completed, automatic ventilation and exhaust are carried out;

12. Test power supply: AC220V 0.5kVA.