Filter material detector, filter efficiency testing, supplied by the manufacturer

Description :

　　Mask particle filtration efficiency detector Product details:

　　1. The use of a cold gas aerosol generator produces continuous and stable aerosol particles, making it easy to add the solution;

　　2. Using high-precision PM2.5 sensors to measure aerosol concentration;

　　3. Full process particle leakage prevention design to protect the safety of experimental personnel;

　　4. Two sets of aerosol generators: saline particulate aerosol generator and oily particulate aerosol generator;

　　5. Equipped with a static charge neutralization device for aerosol particles;

　　6. Pneumatic fixture with protective device, safe and convenient to use;

　　7. Configure temperature and humidity sensors to display real-time environmental temperature and humidity (temperature and humidity requirements: 25 ℃± 5 ℃, 30% RH ± 10% RH);

　　8. Configure glass rotor flowmeter, vacuum pump, and laser dust particle counter;

　　9. Control system: computer-controlled testing process, automatic data collection, configuration of computer and testing software;

　　10. Computer automatically tests gas concentration and calculates filtration efficiency; Can save, output, query, and print test data;

　　11. Touch screen control, simple and intuitive operation.

　　The mask particle filtration efficiency tester is used to test the percentage of bacterial suspended particles filtered out by mask materials at a specified flow rate. The use of dual gas path simultaneous comparative sampling method improves the accuracy of sampling and is suitable for performance testing of bacterial filtration efficiency of medical surgical masks by metrological verification departments, research institutes, medical mask production enterprises, and other related departments. Mainly used for metrological verification departments, research institutes, medical mask production enterprises, etc.

　　Main configuration list of mask particle filtration efficiency detector:

　　1. One host;

　　2. A set of mask testing fixtures, suitable for testing meltblown fabric, flat masks, and three-dimensional masks;

　　3. One set of oil and salt aerosol generators each;

　　4. Laser particle counter;

　　5. Digital gas flowmeter;

　　6. One vacuum pump;

　　7. One needle printer;

　　8. One 7-inch touch screen.

　　The working principle of the mask particle filtration efficiency detector is:

　　The composition and principle of the mask particle filtration efficiency tester equipment include an oil mist generator, data acquisition software, detection product tooling device, concentration detector, filtered concentration detector, computer data calculation device, pressure regulation device, and tooling pipeline testing device. The photometer in the system is used to detect the concentration of the mask before and after filtration, thus completing the detection of the protective efficiency of the mask particles.

AfterSalesService :

• Filter material detector