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Medical Face Mask Air Exchange Pressure Difference Tester

The Medical Face Mask Air Exchange Pressure Difference Tester is used for the determination of gas exchange pressure difference of medical surgical masks and can also be used to determine the gas exchange pressure difference of other textile materials。

YY 0469-2011 Surgical mask
YY 0969-2013 Single-use medical face mask
EN 14683:2014 Medical face masks - Requirements and test methods
1, using the suction gas source as the instrument power source, free from test space constraint;
2, with a high precision differential pressure sensor, digital show the sample pressure of both sides;
3, special sample holder to ensure a good clamping sample.

Technical Parameters
Items Parameters
Air supply Suction type
Air flow 8L / min
Seal type O-ring seal
Sample breathable diameter Φ25mm
Differential pressure sensor range 0 ~ 500Pa
Display mode Digital display pressure difference
Power supply 220V, 50Hz



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