Ultrasonic testing
Application：
Used for testing the filtration efficiency of particulate matter such as masks, melt-spraying cloth and filter materials.
meet a criterion：
GB/T19083-2010
YY 0469-2011
GB/T32610-2016
Specification
|
Flow range
|
(20-100) L/mim, accuracy: 2% (customizable 10-100)
|
|
Filtration efficiency
|
(0.001-99.999) %
|
|
Resistance
|
0-2000pa, accuracy: 2%
|
|
Test area
|
100cm²
|
|
Aerosol
|
sodium chloride (optional DOP, DEHS, paraffin oil, corn oil)
|
|
Aerosol concentration
|
no more than 30mg/m3(salt), no more than 200mg/m3 (oil)
|
|
Test mode
|
initial efficiency and load efficiency
|
|
Test temperature
|
(25±5) ℃
|
|
Relative humidity
|
(30±10) %
|
|
Overall size
|
950*600*600mm
|
|
Weight
|
100 kg
|
|
Power supply
|
AC220V 50HZ
|
|
Air source
|
flow rate at 550KPa: 198L/min(0.6mpa)
|
Standard configuration list:
One mainframe
Comes with a thermal printer
Mask test fixture set
Applicable standards : (for different standards, different accessories are required)
GB/T 32610-2016 Technical specification for daily protective masks 6.13 (appendix A)
GB 2626-2006 Respiratory protective equipment-self-absorption filter respirator against particulate matter
GB 19082-2009 Technical requirements for disposable protective clothing
GB 19083-2010 Technical requirements for protective masks