LFY-662 Helmet Flame Resistance Test Instrument

Main purpose/Use 
Used for testing the fire resistance of helmets and the flame retardancy of face masks. 
Technical Specifications: 
1. Test the fire resistance of the helmet and the flame retardancy of the face mask. 
2. The instrument is composed of a burner, a radiant heat source, a thermocouple, a stand, a timer, a combustion chamber, and a computer system. 
3. Burner: Bunsen burner. The nozzle diameter is 13 mm ± 3 mm. The flame height of the Bunsen burner can be adjusted: the standard height is 50 mm ± 1.5 mm, and the height of the inner flame is 25 mm ± 1.5 mm. 
4. Temperature sensor: K-type thermocouple; Temperature measurement range: 1100°C to 1300°C; Measuring error: ±1%. 
5. Radiant heat source: Utilizes a specially designed T-150 infrared tube, with a radiant heat flux of 10 kW/m² ± 1 kW/m²; 
6. Ignition method: Automatic ignition; Angle between the ignition device position and the horizontal plane: 45° ± 10°; 
7. The ignition time can be preset, and the standard setting is 15 seconds. 
8. Timer: 0 - 99.99 seconds/minute/hour, indication error ±1%. 
9. Gas: Industrial-grade methane. 
Applicable Standards: 
XF 44-2015  Fire Helmet  6.7 (5.3.4), 6.8.2 (5.3.5.2)