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| Identification of fabric components of clothing Add Time:2017.09.18 Hits:2402 |
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The simple method to identify the components of clothing is combustion. Is in the clothing hemming of smoke under a wisp of warp and weft yarn, cloth with fire will be lit, observe the state of combustion flame, smell the smell of the fabric yarn after burns, see the leftovers after combustion, thus judgment and durability of clothing label fabric content is consistent, to identify the authenticity of a fabric content. Cotton fiber and hemp fiber Cotton fiber and hemp fiber are just near flame, burning rapidly, flame yellow, smoke blue. The difference between the smell of the two and the ashes after burning is that the cotton burnt the smell of paper and the smell of the grass and ashes was emitted from the flax. After burning, cotton has little powder ash, black or gray, and a small amount of ash white dust. Two, wool fiber and pure silk When it burns, it bubbles up and burns at a slower rate. It gives off a burnt smell, and the ashes are mostly black and globular particles, and the fingers are crushed. Silk meets fire to form a mass, burning speed is slower, accompanied by hissing sound, exuding hair charred flavor, after burning, the small brown small ball ash, the hand is broken. Three, nylon and polyester Scientific name nylon, polyamide fiber near flames shot curled fused white colloidal, namely melt dripping and sparkling, in the flame burn without fire, leave the flame burning hard, send out a celery flavour, beige molten material not easy pulverization after cooling. Scientific name dacron polyester fiber, easy to ignite, near flame namely shrinkage, melting and smoke during burning, yellow flame, fragrant smell, burning after the ashes for dark brown lump, can twist with your fingers. Acrylic and polypropylene Scientific name acrylic polyacrylonitrile fiber, near fire softening melting and smoke after the fire, with a white flame, quickly after the flame burning, send out a fire to the bitter smell of meat, after burning ashes for irregular black lumps, hand twist is fragile. Polypropylene scientific name of polypropylene fiber, near flame namely shrinkage, flammable, burning slowly and smoke from the fire, flame upper yellow, bottom, blue emitting oil smell, burning ashes as hard round fawn particles, after hand twist is fragile. V, veron and chlorolon Scientific name whalen polyvinyl formal fibre, is not easy to ignite, nearly flame melt contraction, the top is a little flame, burning for fiber blending gelatinize flame, with thick black smoke, bitter sweet smell, small black bead particles left after burning, available fingers crush. Scientific name chlorofibre PVC fiber, difficult to burn, the fire is out, the flame is yellow, the bottom green white smoke, pungent irritant spicy sour, after burning ashes for the dark brown irregular lumps, fingers twist not easily broken. |
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