How to quickly identify fabric composition ?

Recently, due to the market some of the textile and clothing manufacturers names and content of the fabric ingredient labeling is not standardized, so that unscrupulous traders take advantage of shoddy, or impurities, deceive consumers. To help consumers identify accurately the real fabric of the main ingredients, are easy to identify about common sense, in order for consumers to purchase clothing reference.

Identification fabric composition is simple combustion method. Practice is to place the garment hemming ray include pumping the warp and weft yarn fabric with fire to ignite, the combustion flame observation state after burning smell yarn fabric odor, see residue after combustion, in order to determine durability and clothing fabric ingredients on the label are consistent, in order to identify the authenticity of fabric composition.

First, cotton fiber and cotton fiber and hemp fiber hemp fiber are just near the flame that is burning, burning quickly, yellow flame, take the blue smoke. Both the smell and the burning ashes after burning difference is that the issue of paper burning smell of cotton, linen smell of burning ash; combustion, there is very little cotton powder ashes, was black or gray, hemp produces a small amount of white powder is ashes.

Second, the wool fibers and silk wool fire smoke, burning blistering, burning slowly, emitting a smell of burning hair, coke, ashes after burning mostly glossy black spherical particles, finger pressure that is broken. Silk shrunk slug fire, burning slowly, accompanied by hissing sound, emitting a fever burnt hair, dark brown after burning to form small spherical ash, hand twist that is broken.

Third, the scientific name of nylon and polyester nylon polyamide fibers, huddled near the flame that quickly melt into white gelatinous, dripping burning in flames melt and blistering, burning without a flame, the flame is difficult to continue to burn away, emitting a celery flavor, After cooling, light brown melt easily crush. Polyester generic polyester fiber, easy to ignite, near the flame that melt condensation, black smoke when burned edges melted edge, yellow flame, a sweet odor, dark brown ash after burning lumps, can crush with your fingers.

Four, acrylic and polypropylene acrylic generic polyacrylonitrile fiber, near the fire to soften collapsing, black smoke after the fire, the flame was white, from the flames quickly burned, emitting a smell of burning flesh bitterness, irregular black ash after burning lumps hand twist brittle. Polypropylene generic fiber, near the flame that melting shrinkage, flammable, slow burning and black smoke from the fire, the flame top yellow, blue bottom, emitting a smell of oil, after burning ashes of hard round light brown granules, hand twist Yi broken.

Five, polyvinyl alcohol and polyvinyl chloride polyvinyl formal scientific name PVA fibers, not ignite, near flame melt contraction, top with a little flame burning until the fibers are melting into a gelatinous flame becomes large, thick black smoke, emitting bitter fragrant odor the combustion of the remaining particles of small black beads, finger crushing. Polyvinyl chloride PVC generic fiber, difficult to burn from the fire is extinguished, the flame is yellow, the lower green white smoke, emitting irritating pungent sour after burning ash is dark brown irregular lumps, easy to crush your fingers.

Six, spandex spandex with Teflon generic polyurethane fiber, melting side near the fire burning, burning blue flame, leaving the fire to continue burning fuse, exudes a special pungent odor, ashes after burning the soft fluffy black ash. Generic Teflon PTFE fiber, ISO organization called fluorite fiber, near the flame just melted, difficult ignition, no burning, the flame was blue-green edge carbonization, melting and decomposition of toxic gases, melt the hard round black beads. Teflon fibers used in the textile industry in the manufacture of high-performance sewing thread.

Seven, viscose fiber and viscose fiber cupro-flammable, burning fast, yellow flame, emitting burning smell, less ash after burning, twisted ribbon was smooth and light gray or white fine powder. Cupro Common Tiger kapok, near the flame that is burning, burning speed, yellow flame, emitting ester sour, very few ashes after burning, only a small amount of gray and black ash.