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Which is better, nylon or polyester
Which is better, nylon or polyester 查看详情
1.Polyester---Polyesterfiber,alsoknownasPOLYESTER,ischaracterizedbygoodairpermeabilityandmoistureexhaustion.Italsohasstrongresistancetoacidandalkali,andUVresistance.Generally,themultiplesof75Darepolyester,suchas75D,150D,300D,600D,1200D,and1800Darepolyester.Theappearanceoftheclothisdarkerandrougherthannylon.2.Nylon---Nylon,alsoknownasNylon,polyamidefiber.Theadvantagesarehighstrength,highwearresistance,highchemicalresistanceandgoodresistancetodeformationandaging.Thedisadvantageisthatitfeelshard.ThemorefamousonesarePERTEXandCORDURA.Generally,themultiplesof70Darenylon.Forexample,70D,210D,420D,840D,and1680Dareallnylonmaterials.Theglossoftheclothisrelativelybrightandthehandfeelsslippery.Generallyspeaking,thebagsaremadeofnylonOxfordcloth.Thesimplestdifferencebetweennylonandpolyesteristheburningmethod!Polyesteremitsverystrongblacksmoke,nylonemitswhitesmoke,anddependingontheresidueaftercombustion,thepinchofpolyesterwillbreakandthenylonwillbecomeplastic!Intermsofprice,nylonistwiceasmuchaspolyester.Nylon,whichisquicklyrolledandmeltedintoawhitegelwhenitisneartheflame,meltsintheflameanddripsandfoams.Thereisnoflamewhenburning.Itisdifficulttocontinueburningafterleavingtheflame,anditemitscelery..Polyester,easytoignite,meltsneartheflame.Whenburning,itemitsblacksmokewhilemelting,showingayellowflame,emittinganaromaticscent.Afterburning,theashesaredarkbrownlumps,whichcanbetwistedwithyourfingers.Theotherhandwillalsobedifferent.Thepolyesterfeelsrough,andthenylonfeelssmoother.Inaddition,youcanuseanailtoscrape.Afterthenailisscraped,nylonistheobviousmark,andnylonisnotobvious,butthismethodisnotasgoodasOnemethodisintuitiveandeasytoargue.3.CanvasIntermsoffeel,nylonisrelativelysmoothandthecanvasisrelativelyrough;itcanalsobeburnedwithfire.Theresidueisblackandthenyloniscanvas,andtheashisash.Canvasisathickercottonorhempfabric.Itwasnamedforitsoriginaluseonsails.Generally,plainweavesareused,andasmallamountoftwillweavesareused.Warpandweftyarnsareallmadeofmultiplestrands.Canvasisusuallydividedintotwocategories:coarsecanvasandfinecanvas.Coarsecanvas,alsoknownastarpaulin,iscommonlywovenwith58(10Britishbranches)4to7strands.Thefabricisstronganddurable,hasgoodwaterproofperformance,andisusedforthecoverofautomobiletransportationandopenstorageandtentsinthewild.Finecanvaswarpandweftyarnsaregenerally2strandsof58to6strandsof28(10Britishbranches/2to21Britishbranches/6),usedtomakelaborprotectionclothingandsupplies.Afterdyeing,itcanalsobeusedasshoes,travelbags,backpacksandothermaterials.Inaddition,therearerubbercanvases,fire-resistantandradiation-proofshieldingcanvases,andpapermakingmachinecanvases.Inhand,nylonissoft,polyesterishard!Themaindifferencesbetweenpolyesterfabricsandnylonfabricsare:1:thepriceofnylonisabout1timeshigherthanpolyester2:nylonissmootherandsofterthanpolyester3:thewearresistanceisalmostthesame4:nylonhasalittleelasticity.Polyesterhasnoweakness5:Nylondyeingismoredifficultthanpolyesterdyeing
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