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    MB-7690 water permeable tester

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    Applicable scope
    Test principles and standards
    Instrument characteristics
    Configuration list
    1. This machine is used to test the water seepage resistance of the rubber shoes (boots) by the method of inflating or soaking.
    2 .Inflatable method: seal the test shoes and openings, and fill the air into the water quantitatively, so that the distance between the water surface and shoes (boots) is less than 75mm. After a certain period of time, there are bubbles forming on the surface of shoes.
    3. Immersion method: Test shoes and boots into the water, so that the distance between the water surface and the shoe opening is less than 75mm. After a certain time of immersion, take out and check whether there is any water penetration into the shoes.
    ISO-20344、GB/T20991-2007、HG/T3664-2000、ISO 8782-1-1998
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