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Environmental measurement, fluid measurement, particle measurement

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Medical mask particle filtration efficiency test bench

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The main purpose

The mask filtration efficiency test device is used to test the protection effect and filtration efficiency of daily protective masks and respirators against particulates;

 

According to the standard

GB 32610-2016 "Technical Specification for Daily Protective Masks"

GB 2626-2006 "Respiratory protective equipment self-priming filter anti-particulate respirator"

GB 19081-2009 "Technical Requirements for Medical Disposable Protective Clothing"

GB 19083-2010 "Technical Requirements for Medical Protective Masks"

YY 0469 medical surgical mask

 

Technical Parameters

 

product name

F9320I

F9320

medium

DOP,PAO-4

NaCl

shape

Size and distribution

0.18 count median particle size; concentrated particle size 0.3μm

0.075 count median particle size; concentrated particle size 0.26μm

weight

80kg

aerosol

The scope of work

0%RH~100%RH (no condensation)

standard deviation

<1.6

<1.86

concentration

80-120mg/m3

20-50mg/m3

Measurement/operating conditions

effectiveness

Up to 99.9995%

pressure

0~2500Pa, accuracy: ±2.5% of full scale

flow

10~110L/min, accuracy: ±(0.4% reading + 0.2% full scale)

power supply

220VAC/50Hz

Compressed air

283lpm@5.6kg/cm2

Fourth, the scope of application

Applicable to medical device inspection centers, safety protection inspection centers, labor protection inspection centers, drug inspection centers, disease prevention and control centers, hospitals, masks and respirator manufacturers, etc.;

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