Face Mask Particulate Filtration Efficiency Tester
GBPI offers mask testing machines for surgical face masks, N95 masks, and Melt-blown fabric. BFE Tester, PFE Tester, N95 Tester, Melt-blown fabric Tester.
Application
It is to test the filtering efficiency of particulate protective masks and medical masks and to determine the resistance of ordinary fabrics and medical protective masks to the constant flow of airflow.
Standards
GB/T 32610-2016、GB 2626-2006、GB 19082-2009、GB 19083-2010 GB 24539-2009 、YY 0469-2011 、YYT 0969-2013
Key Features:
- Using a cold aerosol generator to produce continuous and stable aerosol particles, is convenient for filling the solution.
- Measurement of aerosol concentration using a high-precision PM2.5 sensor. Anti-leakage design of whole particles to protect 2 sets of Aerosol generators： Salty aerosol generator and oily aerosol generator. the safety of laboratory personnel.
- Equipped with aerosol particle neutralization device.
- The pneumatic clamp is equipped with a protection device, which is safe and convenient to use.
- Configure temperature and humidity sensor, real-time display of ambient temperature and humidity（Temperature and humidity requirements：25℃±5℃，30%RH±10%RH).
Equipped with glass rotor flowmeter, vacuum pump, and laser dust particle counter. - Control system: The computer controls the test process, automatically collects data, and configures a special computer and test software.
- The computer automatically tests the gas concentration and calculates the filtration efficiency. It can save, output, query and print the test data.
| Item | Specification |
| Test range | 0-99.999% |
| Flowmeter range | (10-100) L/min |
| Sampling frequency | 1-9999/min |
| Particle concentration | (0.001-200) mg/m3 |
| Counting median diameter | Salt particles(0.075±0.02)、(0.185±0.02)μm |
| Geometric standard deviation of particle size distribution | Salt particles≤1.86、 Oil particles≤1.60 |
| Dynamic detection range | 0.001-100 mg/m3, accuracy1% |
| Dimension | 460mm x 525mm x 1430mm |
| Power supply | AC 220V, 50Hz |
| Differential pressure sensor range | 0～500Pa |
