LBT-HW-701 Mask Particle Filtration Efficiency Tester
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Description
Product Introduction:
Manufactured in accordance with relevant standards, it is primarily used for testing the particulate filtration efficiency (PFE) of everyday protective masks, industrial‑use masks, respirators, and protective garments. It is suitable for mask and respirator manufacturers, quality‑control agencies, research institutions, and organizations involved in the use and evaluation of such products.
Product Features:
1. A cold‑generation aerosol generator is used to produce a continuous, stable aerosol particle stream, and the solution can be easily refilled.
2. High-precision sensors are used to measure aerosol concentrations.
3. The pneumatic fixture is equipped with a protective device, ensuring safe and convenient operation.
4. Equipped with a temperature and humidity sensor, it displays ambient temperature and humidity in real time.
5. Equipped with a glass rotor flowmeter, a vacuum pump, and a laser dust particle counter (optional TSI photometer available).
6. PLC touch-screen operation.
Applicable Standard:
GB/T 32610, GB 2626, GB 19082, GB 19083, YY 0469
Technical Specifications:
| Parameter item | Technical Specifications |
| Flow range | (20 ~ 100) L/min, accuracy 2% |
| Filtration efficiency | (0.001 ~ 99.999) % |
| Sampling frequency | 1–9,999 times/min |
| Test area | 100 cm² |
| Aerosol type | Sodium chloride (salt‑type particulate aerosol); oil‑based particulate aerosol available as an option. |
| Aerosol concentration | Salinity: (12 ~ 20) mg/m³; Oil content: (50 ~ 200) mg/m³ |
| Power supply | AC 220V 50Hz |
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Keywords:
LBT-HW-701 Mask Particle Filtration Efficiency Tester