Artificial Leather Identification Method
Dec 31, 2021
Nrog rau kev txhim kho ntawm social science thiab technology,tawv tawvthev naus laus zis tau dhau los ua neeg paub tab, thiab cov khoom lag luam tau zoo heev. Tshwj xeeb tshaj yog nyob rau hauv nam ntawm cov tawv nqaij, nws yuav ua tau fake thiab tiag, thiab nws yog zoo ib yam li tej yam ntuj tso tawv nyob rau hauv ntau yam xws li breathability, yooj, xav thiab zoo li, tab sis tus nqi tab sis nws yog deb tshaj li tej yam ntuj tso tawv. Yog li ntawd, txhawm rau txhim kho peb lub peev xwm txheeb xyuas, qee qhov yooj yim thiab ncaj qha txoj hauv kev tau qhia rau siv.
1. Visual identification method
Ua ntej ntawm tag nrho cov, nws yuav tsum tau distinguished los ntawm tawv qauv thiab pores. Muaj cov pores ntshiab thiab cov qauv ntawm cov tawv nqaij tiag tiag. Cov qauv thiab qhov hws ntawm lub ntsej muag ntawm cov tawv nqaij muaj nyob thiab tsis sib xws. Muaj tsiaj fibers ntawm sab nraub qaum, sab sab, thiab txheej. Obviously, muaj tsiaj fibers nyob rau hauv qis txheej. Cov tawv fibers yuav sawv ntsug thaum koj khawb nrog koj cov ntiv tes. Ib qho me me ntawm fibers kuj tuaj yeem poob. Cov ntaub tuaj yeem pom ntawm sab nraub qaum ntawm cov tawv tawv. Tsis muaj tsiaj fibers ntawm sab, thiab daim tawv nqaij zoo li qub. Tsis muaj qhov hws, tab sis qee qhov muaj cov tawv nqaij thiab cov pores dag, yuav muaj qhov tsis pom tseeb, qee cov qauv tsis pom tseeb, lossis muaj cov qauv tsim ntau dua, thiab cov pores zoo sib xws.
2. Tes hnov tus txheej txheem
Kov cov tawv nqaij nrog koj txhais tes, nws zoo nkaus li du, mos, plump, thiab elastic; thaum lub ntsej muag ntawm cov tawv nqaij tawv yog astringent, nruj, thiab tsis zoo nyob rau hauv yooj. Thaum pem hauv ntej ntawm tawv yog khoov mus rau 90 degrees, ntuj wrinkles yuav tshwm, thiab lawv yuav khoov nyias. Muaj qhov pom tseeb tsis sib xws hauv cov tuab thiab cov folds tsim nyob rau hauv ntau qhov chaw. Nws tuaj yeem raug suav tias yog tawv tiag tiag. Vim tias cov tawv tiag tiag muaj cov qauv tsis sib xws ntawm cov fibrous, qhov kev ua tau zoo ntawm qhov tsim wrinkles kuj pom tseeb tsis sib xws.
Covtawv tawvzoo li yas thiab muaj kev rov qab tsis zoo.
3. Kev txheeb xyuas tus ntxhiab tsw
Cov tawv nqaij tiag tiag muaj cov ntxhiab tsw ntxhiab tsw, txawm tias tom qab kev kho mob, qhov tsis hnov tsw yog pom tseeb dua, thaum cov khoom siv tawv tawv muaj cov ntxhiab tsw ntawm cov yas, tsis muaj ntxhiab tsw ntawm plaub.
