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    AI Overview
    Downproof Tester - TESTEX
    A textile downproof tester is a specialized laboratory instrument used to evaluate the ability of fabrics, often used in down jackets and bedding, to prevent down, feathers, or fibers from poking through. It simulates real-world wear using a rotating box filled with samples and, sometimes, rubber balls to cause abrasion and collision, allowing technicians to count escaped feathers. 
    Key Features and Principles: 
    • Methodology: The tester, such as the Downproof Tester TF134 or M032, involves rotating a sample inside a box, causing friction and impact to test for penetration, adhering to standards like GB/T 14272.
    • Components: Modern testers, such as the YG819A, feature touch-screen controls, servo motors for stable, low-noise operation, and adjustable, reversible rotation speeds.
    • Sample Type: Tests are generally conducted on finished garment parts or fabric samples to simulate usage.
    • Result Analysis: After a set number of rotations, the number of pierced feathers or fibers is counted to determine the down-proof rating. 
    Common Standards and Applications: 
    • Standards: These testers are used for, among others, the GB/T 14272-2021 standard (for down garments).
    • Application: Essential for quality control in the manufacturing of down jackets, sleeping bags, and home textiles to ensure resistance to, as noted by Backpacking Light and Downmark®, feather leakage.
    • Lab Use: Independent labs like the International Down and Feather Laboratory (IDFL) are often used to ensure independent verification of these standards. 
    Common manufacturers in this space include Testex, UTS, FYI, and Gester. 
    • Downproof Tester TF134
      The down-proof tester evaluates the overall down-proof performance of garments by testing the number of down, feathers, and filame...
      www.testextextile.com
    • IDFL test results on downproof fabrics - Backpacking Light
      Jul 9, 2014 — Over the past few weeks I've been working to get some of our new fabrics lab tested for downproofness. I thought everyone here mig...
      Backpacking Light
    • Downproof Tester M032 - utstester
      Inquiry. Overview; Principle & Standards; Features; Applications. M032 Downproof Tester is to determine the penetration through fa...
      UTS International Co., Ltd
    • Fabric Downproof Tester Manufacturer With Affordable Price
      YG819A Downproof Tester is designed to test the downproof performance of more than 40cm length down jacket sample. A rotating box ...
      FYI Tester
    • GB/T 14272-2021 Downproof Tester GT-C59
      Mar 3, 2024 — Check out our latest video showcasing the incredible performance of GB/T 14272-2021 Downproof Tester GT-C59! Our downproof fabric ...
      3:36
      YouTube·Gester Instruments
    • Independent Testing — Downmark®
      The IDFL is used by the Canadian and US governments, and many others. The IDFL's results are considered reliable and can be used i...
      Downmark®
    • Do You Know the Down Proof of Fabrics? - Gester Instruments
      If the test result is good, it means that the fabric is of high quality and is not prone to down drilling; if the test result is b...
      www.gester-ppetesting.com
    • Downproof Tester TF134
      The down-proof tester evaluates the overall down-proof performance of garments by testing the number of down, feathers, and filame...
      www.testextextile.com
    • IDFL test results on downproof fabrics - Backpacking Light
      Jul 9, 2014 — Over the past few weeks I've been working to get some of our new fabrics lab tested for downproofness. I thought everyone here mig...
      Backpacking Light
    • Downproof Tester M032 - utstester
      Inquiry. Overview; Principle & Standards; Features; Applications. M032 Downproof Tester is to determine the penetration through fa...
      UTS International Co., Ltd
    Show all
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    Web results

    Downproof Tester TF134


    testextextile.com
    https://www.testextextile.com › Products
    testextextile.com
    https://www.testextextile.com › Products
    The down-proof tester evaluates the overall down-proof performance of garments by testing the number of down, feathers, and filaments that burrow or fall out ...Read more
    4.8(5)
    Videos
    Downproof Tester (Rolling Box) GT-C59 GESTER Textile ...
    YouTube · Gester Instruments
    Oct 5, 2022
    YouTube · Gester Instruments
    4:00
    5 key moments5 key moments in this video
    From 00:10
    Demonstration of pre-operation steps
    From 01:16
    put the sample
    From 01:47
    Parameter Settings
    From 02:29
    Downproof Tester test process, stop automatically after completion
    From 03:11
    Check test results
    Gester Instruments
    YouTube·
    Oct 5, 2022

    Downproof Tester (Rolling Box) GT-C59 GESTER Textile ...

    YouTube·Gester Instruments·Oct 5, 2022
    YouTube
    In this video
    • 00:10
      Demonstration of pre-operation steps
    • 01:16
      put the sample
    • 01:47
      Parameter Settings
    • 02:29
      Downproof Tester test process, stop automatically after completion
    • 03:11
      Check test results
    GB/T 14272-2021 Downproof Tester GT-C59
    YouTube · Gester Instruments
    Mar 3, 2024
    YouTube · Gester Instruments
    3:36
    Gester Instruments
    YouTube·
    Mar 4, 2024

    GB/T 14272-2021 Downproof Tester GT-C59

    YouTube·Gester Instruments·Mar 4, 2024
    YouTube
    Down Proof Fabric Tester Operation
    YouTube · Gester Instruments
    Aug 23, 2019
    YouTube · Gester Instruments
    3:41
    3 key moments3 key moments in this video
    From 00:26
    Function of glue gun and glue stick: close the stitching edge of sample, prevent down from running out from the stitching edge.
    From 02:31
    Adjust the distance between two clamps to be 44mm
    From 03:09
    Start testing(Please cover with protective cover before starting test)
    Gester Instruments
    YouTube·
    Aug 23, 2019

    Down Proof Fabric Tester Operation

    YouTube·Gester Instruments·Aug 23, 2019
    YouTube
    In this video
    • 00:26
      Function of glue gun and glue stick: close the stitching edge of sample, prevent down from running out from the stitching edge.
    • 02:31
      Adjust the distance between two clamps to be 44mm
    • 03:09
      Start testing(Please cover with protective cover before starting test)
    View all

    Web results

    Fabric Downproof Tester YG(B)819DL


    Textile Tester
    https://darongtester.com › Fabric Testing Instrument
    Textile Tester
    https://darongtester.com › Fabric Testing Instrument
    The fabric Downproof tester is used to determine the down-proof characteristics of fabrics. It tests down-filled products like jackets, comforters, and ...Read more

    Downproof Tester (Tumble Method) TF134C - ATI Corporation


    aticorporation.com
    https://aticorporation.com › Instruments
    aticorporation.com
    https://aticorporation.com › Instruments
    Downproof Tester TF134C is used to test the performance of fabric in stopping down or feathers dropping out from the yarn gap. Expressed as the number of ...Read more
    Missing: Textile ‎| Show results with: Textile

    Downproof Tester GT-C41


    gester international co.,ltd
    https://www.gester-instruments.com › downproof-tester-...
    gester international co.,ltd
    https://www.gester-instruments.com › downproof-tester-...
    This downproof tester is apply to test down and/or feather penetration through the primary tick fabric of a specimen containing feather and/or down filling.Read more

    Downproof Tester Products,suppliers,manufacturers


    aveno technology co., limited
    https://www.avenotester.com › Downproof-Tester_c0_ss
    aveno technology co., limited
    https://www.avenotester.com › Downproof-Tester_c0_ss
    Textile Downproof Tester is used to test eiderdown, feather, fibre, and other lining material penetration through the fabric of cold protective clothing and ...Read more

    Downproof Tester M032


    UTS International Co., Ltd
    https://www.utstesters.com › downproof-tester-m032_p92
    UTS International Co., Ltd
    https://www.utstesters.com › downproof-tester-m032_p92
    M032 Downproof Tester is to determine the penetration through fabrics property for inner lining material of cold protective clothing and bedding article, ...Read more

    Downproof Tester TF134 - ATI Corporation


    aticorporation.com
    https://aticorporation.com › Instruments
    aticorporation.com
    https://aticorporation.com › Instruments
    Fabric down-proof means the performance of textiles (mainly down jackets and quilts) that prevent down or feathers from burrowing through the yarn seams. The ...Read more

    Downproof Tester (Tumble Method) of Fabric - TESTEX


    testextextile.com
    https://www.testextextile.com › Products
    testextextile.com
    https://www.testextextile.com › Products
    Downproof Tester TF134C is used to test the performance of fabric in stopping down or feathers dropping out from the yarn gap. Expressed as the number of ...Read more
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    Discussions and forums
    IDFL test results on downproof fabrics
    Backpacking Light · 
    11 years ago
    IDFL test results on downproof fabrics
    Backpacking Light · 
    11 years ago
    No fabric will be 100% "downproof". To be specific, the test measures the number of particles of down that come out of a test pillow, mock-u...  More
    Thread: How do you tell if fabric is downproof?
    Hammock Forums · 
    18 years ago
    Thread: How do you tell if fabric is downproof?
    Hammock Forums · 
    18 years ago
    ed speer showed me a way to test for tightness in the weave. take a corner or edge of the fabric & grip tightly w/ both hands a couple inches ...  More
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