A. Overview

Theface mask leaking rate test system is designed according to the relevantstandard of "GB 2626-2019: Respiratory protection—Non-poweredair-purifying particle respirator", which is used to meet the leaking testof daily face masks and anti-particulate masks.

B. Applicable Standards:

GB/T32610-2016: Technical specification of daily protective mask

GB2626-2019: Respiratory protection—Non-powered air-purifying particle respirator

C. Components:

1.     Aerosolgenerator: Nacl (KCl) aerosol generator, DEHS aerosol generator.

2.     Photometer:mainly used to monitor the concentration of particles inside and outside themask and the concentration of particles inside and outside the cabinet.

3.     Importedair pump: mainly used for the test flow through the filter material, the flowis stable and environmentally friendly. The vibration noise is low.

4.     Electricalcontrol and software: circuit control and operation of the equipment, softwarecalculation and data processing, stability determination of upstreamconcentration, operation control, parameter setting

D. Accessories:

1.     1Aerosol generator

2.     1Set of standard mask fixtures

3.     1test cabin