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Fabric Testing Equipment
Name：LFY-719 Leakage Test Device
Details
The main purposeIt is used to determine the particle leakage rate test of masks, face masks, respirators and gas masks. It is applicable to labor safety protection inspection center, medical device and drug inspection center, disease control center, textile inspection center, mask and mask enterprises, etc.
Technical parameter
1. The amount of NaCl particulate aerosol generated: not less than 100L/min
2. The concentration of NaCl particles: (10±2) mg/m³
3. Aerodynamics of NaCl particles: particle size distribution 0.02～2um; mass median diameter is about 0.6um
4. The dynamic range of the particle detector: 0.001～200mg/m³; accuracy 1%; response time not more than 500ms
5. Sampling pump adjustment range: 0.50～4L/min
6. Particle sampling flow rate: 1～2L/min
7. 1 set of particle concentration detection device
8. Equipped with a special computer, special software to control the test, the software supports data storage, query, export, etc.
9. Real-time display of leakage rate and automatic calculation of leakage rate
10. Equipped with an air-tight testing room, which meets the standard test requirements, and the tested personnel act in accordance with the standard procedures.
Applicable standards
GB 2626-2019 Respiratory protection--Non-powered air-purifying particle respirator
GB 2890-2009 Respiratory protection Self-priming filter type gas mask
TAJ 1001-2015 PM2.5 protective mask
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