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How To Identify Fabric Ingredients?


 Because some manufacturers of textiles and garments on the market did not mark the name and content of the fabric ingredients, many unscrupulous businessmen took the opportunity to shoddy and shoddy and deceive consumers. In order to help consumers accurately identify the real main components of apparel fabrics, simple identification techniques are briefly introduced so that consumers can refer to them when purchasing clothing.


 Combustion is an easy way to identify the ingredients of a fabric. The practice is to draw a cloth yarn containing warp and weft at the seam edge of the garment, ignite it with fire, observe the state of burning flame, smell the odor emitted after burning the yarn, and finally see the remaining after burning. In order to determine whether it is consistent with the fabric components marked on the clothing durability label, to identify the authenticity of fabric components.


 First, cotton fiber and hemp fiber Cotton fiber and hemp fiber are just near the flame that is burning, burning rapidly, the flame was yellow, blue smoke. The difference between the burning odor and the burning ash is that the cotton burns a paper smell and the hemp burns out the ash odor; after burning, the cotton has very little powder ash, black or gray, and the hemp produces a small amount of grayish white powder ash.


 Second, wool fiber and silk hair in the fire smoke, burning bubble, burning slower, emitting a burning smell of burnt hair, burned ashes and more glossy black spherical particles, a finger that is broken pressure. The silk shrank into a lump in the form of a fire and burned at a slower speed, accompanied by buzzing sounds, a burning odor of hair, and a dark brown, ash-like ash after burning. The handcuffs were broken.


 Third, polyamide and polyester Polyamide nylon fiber name, near the flame that quickly curled into a white gel, melting in the flame dripping and blistering, there is no flame when burning, leaving the flame is difficult to continue burning, emitting celery flavor, After cooling, the light brown melt is not easy to grind. Polyester scientific name of polyester fiber, easy to ignite, near the flame that is melted down, burning side while melting black smoke, a yellow flame, emitting an aromatic smell, burning ash after the dark brown hard block, with your fingers can be crushed.


 Fourth, Acrylic and Polypropylene Acrylic name Polyacrylonitrile fiber, softened and shrank near the fire, black smoke after the fire, white flame, rapid burning after leaving the flame, emitting the pungent odor of the fire, and burning the ash as an irregular black block. , Handcuffs are fragile. Polypropylene Polypropylene fiber, near the flame that is melted, flammable, slowly burning from the fire and black smoke, the flame is yellow on the top, the lower end of the blue, emitting an oil flavor, burned after the ash is a hard round yellow-brown particles, easy to handcuffs broken.


 Fifth, Vinylon and Chrysene Vinylon Polyvinyl formal fiber, not easy to ignite, near the flame melting shrink, burning a little flame at the top, until the fiber is melted into a jelly flame becomes larger, there is thick black smoke, smell of bitterness After the combustion, black bead-like particles remain, which can be crushed with your fingers. Lactose fiber name PVC fiber, it is difficult to burn, away from the fire that is extinguished, the flame is yellow, the lower end of the green white smoke, irritating pungent pungent sour, burning after the ashes are dark brown irregular hard block, the fingers are not easy to smash.


 Sixth, spandex and fluoro-filament spandex scientific name polyurethane fiber, near the fire side melting edge burning, burning blue flame, leaving the fire to continue to ignite, emitting a special irritating odor, burning after the soft fluffy black ashes gray. Teflon scientific name of PTFE fiber, ISO organization called it fluorite fiber, near the flame only melt, difficult to ignite, do not burn, the edge of the flame was blue and green carbonization, melting and decomposition, gas toxic, the melt is a hard round black Beads. Fluorofibers are commonly used in the textile industry to make high-performance sewing threads.


 Seventh, viscose fiber and cuprammonium fiber Viscose fiber flammable, burning fast, yellow flame, burning paper smell, burned less ash, was smooth twisted ribbon light gray or gray white fine powder. The common name of tiger-ammonium fiber is kapok, which is burned near the flame. The burning speed is fast, the flame is yellow, and the ester is sour. After burning, there is very little ash, and only a small amount of gray-black ash.

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