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Material identification of knitted mesh fabric

  • Update:26-07-2017
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    A simple method of identifying the fabric of knitted me […]

    A simple method of identifying the fabric of knitted mesh fabrics is the combustion method. It is in the fabric seam edge under a wisp of smoke contains the warp and weft yarn cloth, the light with fire, observe the state of combustion flame, smell the smell of burning yarn cloth, see the residue after burning, in order to determine the fabric components marked with mesh cloth durability on the label is not consistent, to identify the authenticity of mesh fabric composition.
    Cotton fiber and linen fiber
    Cotton fiber and ramie fiber is just near the flame is burning, burning, flame yellow, blue smoke. Two in the smell of burning and burning ashes is the difference, a cotton paper burning smell, burning a hemp ash after burning smell; there are few cotton powder ash is black or grey, hemp produce very little grey white powder.
    Wool and silk
    Wool smoked when burning, blistering, slower burning, burning hair exudes burnt smell, after burning to ashes to black spherical particles of shiny, finger pressure is broken. Silk fire huddled down, burning slowly, accompanied by hissing, emitting a smell after burning hair have a fever, a dark brown small spherical ashes, hand twist is broken.
    Nylon and polyester fiber
    Generic nylon polyamide fiber, flame is nearly melted into a white gelatinous rapidly kink in the flame burning, melting and dripping blistering, burning no flame, leaving the flame to burn, emitting a smell of celery, after cooling the melt is not easy to light brown. Generic polyester polyester fiber, easy to ignite, near flame melting, burning melts as well as black smoke, flame yellow, fragrant smell, after burning ashes to dark brown lumps, fingers can be crushed.
    Acrylic fiber and polypropylene fiber
    Acrylic name of polyacrylonitrile fiber, softening melting near the fire, after the fire smoke and the flame was white, from the flame burning rapidly, exudes a bitter smell burning meat, after burning ashes for irregular black lumps, fragile hand twist. Generic polypropylene polypropylene fiber, near flame melting, flammable, away from the fire burns slowly and black smoke, flame is yellow, the lower end of the blue, exudes the smell of oil, after burning ashes into hard round brown granules, hand twist fragile.
    Vinylon and polyvinyl chloride
    Name of vinylon polyvinyl formal fiber, not easy to ignite, near the flame melting shrinkage, a top combustion flame, to melt into the gel fiber flame becomes large, with thick smoke, exudes incense smell, burning left after a small black bead shaped particles, fingers can be crushed. Name of polyvinyl chloride PVC fiber, difficult to burn, the fire is out, the lower end of the flame is yellow, green white smoke, exudes pungent spicy sour pungent, after burning ashes to dark brown irregular lumps, the finger is not fine.
    Spandex and Teflon
    Spandex urethane fiber, near the edge of the melting edge of fire, combustion flame blue, leave the fire continue to burn, emitting a special pungent odor, burning ashes for soft, fluffy, black ash.    Name of Teflon PTFE fiber, ISO fiber organization called fluorite, near flame melting, difficult to ignite, not burning, the flame was blue and green edge carbonization, melting and decomposition, poisonous gas, melt into hard round black pearl. Teflon fibers are commonly used in the textile industry to produce high-performance sewing threads.
    Viscose fiber and copper ammonium fiber
    Viscose fiber is flammable, combustion speed, flame yellow, with burning smell, after burning less ash, a light gray or gray white smooth twisted strip of fine powder.http://www.ruihengtextile.com/

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