Water Vapor Permeability Test for Textile
Breathability is another term for water vapor permeability. According to Wikipedia, a fabric's breathability is its capacity to let the passage of moisture vapor through it. It is especially crucial…
Complete Guide to Air Permeability Tester
Air permeability is a widely used test that measures the ease with which air can pass through a fabric and helps to indicate the air permeability of the fabric, especially…
Water Vapor Permeability Test Apparatus DW9440
Water Vapor Permeability Test Apparatus,also named water vapor permeability tester,which is used for determining the water vapor permeability of leather and non-leather upper materials (both outers and linings).
Test and analysis of air permeability of nonwoven filter materials
What is air permeability The air permeability directly affects the flow resistance of the filter product. There are various methods to measure the permeability index internationally. But the basic method…
Water Vapor Permeability Tester YG501S
Water Vapor Permeability Tester is suitable for testing the water vapor transmission performance of textiles and textile composites (especially sportswear fabrics). It meet with BS 3424 BS 7209 standard.
Automatic Air Permeability Tester YG461F
Automatic Air Permeability Tester is used to determine the air permeability of fabric automatically. The wide measuring range covers all kinds of knitted, woven, non-woven, coated fabrics, paper, film, leather, etc.The rate of flow of air passing perpendicularly through a given area of fabric is measured at a given pressure difference across the fabric test area over a given time period, unit (mm/s); Related standards: GB/T 5453, ISO 9237, ASTM D737 etc.
Air Permeability Tester YG461E
Air Permeability Tester, also named digital air Permeability tester which is suitable of determining the resistance to the passage of air of woven, knitted and non-woven, and most of the textile materials.
ASTM D4491 Geotextile Water Permeability Tester DW1320
Geotextile Water Permeability Tester, also named Vertical Permeability Test Apparatus For Geotextile or Water Permeability Test For Geotextile Which is used to measure the water permeability coefficient/hydraulic conductivity of a single layer of geotextile or related product.
GCL Permeability Test Apparatus DW1350
GCL Permeability Test Apparatus is also named ASTM D5887 Permeability Tester or Geosynthetics GCL Permeability tester.FYI- best GCL Permeability Test Apparatus Supplier of china with affordable price. It is a kind of finished anti-seepage mat and has good water stop performance. This machine is used to determine the permeability coefficient of bentonite pad in the soil.
How to Calibrate about air permeability Tester ?
Air Permeability Tester is suitable for determining the resistance to the passage of air of most textile materials. Then how to calibrate about it? Calibration Plate There are built-in A/C…