Dongguan HOOHA Electrical Equipment Company Limited
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Mask(fabric ) moisture resistance device
Overview
It is used to determine the moisture resistance (wet) of the surface of fabrics that have been or have not been water-resistant or water-repellent.
Applicable standards
National Standard:
· GB / T4745-2012 Testing and Evaluation of Textile Waterproofing Water Dipping Law
· GB 19083-2010 Technical Requirements for Medical Protective Masks
· YY 0469-2004 Technical Requirements for Medical Surgical Masks
· GB 19082-2009 Technical requirements for medical disposable protective clothing
Instrument characteristics
Install the sample on the snap ring and make a 45 °angle to the horizontal. The nozzle sprays the sample at a certain distance. Compare the appearance of the sample with the evaluation standard and the identification piece to determine its water stain.
Technical parameter
· Sprinkler: 19 holes (evenly distributed)
· Aperture: 40.9mm
· Spray length: 150mm
· Spray time: 25-30s with stopwatch
· Spray volume: 250ml distilled water
· Dimension: 200mmx200mmx400mm
· The sample snap ring is at a 45 angle to the horizontal
· Weight: about 2kg