Nyob rau hauv xyoo tas los no,stretch zaj duab xistau siv ntau ntxiv hauv cov khoom ntim khoom, thiab cov neeg siv khoom yuav khoom kuj tau nce zuj zus ntxiv. Txawm li cas los xij, feem ntau cov neeg yuav khoom muaj ib qho kev txhawj xeeb: Dab tsi ntawm cov yeeb yaj kiab stretch yog qhov zoo? Puas muaj txoj hauv kev yooj yim thiab nrawm los txiav txim siab nws qhov zoo?
Sino topway ntim tuam txhab yuav qhia koj plaub txoj hauv kev los txheeb xyuas qhov zoo ntawm zaj duab xis stretch:
Stretch Range ntawm Stretch Zaj duab xis: Lub stretch range yog hais txog qhov siab tshaj plaws stretch uas tuaj yeem siv tau thaum tuav tag nrho cov khoom tsim nyog rau ib daim ntawv thov tshwj xeeb. Lub stretch range txawv nyob ntawm daim ntawv thov. Qhov loj stretch ntau txhais tau hais tias siv zaj duab xis tsawg dua thiab cov nqi ntim qis dua.
Stretching Capability ntawm Stretch Zaj duab xis: Stretching muaj peev xwm yog lub peev xwm ntawm zaj duab xis kom elongate elastically thaum raug tensile quab yuam. Nce longitudinal stretching yuav kawg ua rau cov zaj duab xis thinner thiab ib tug nqaim dav. Thaum lub sij hawm ntev stretching yog qhov muaj txiaj ntsig, kev ncab ntau dhau feem ntau yog qhov tsis xav tau vim nws thins cov yeeb yaj kiab, ua rau nws yooj yim rau rhuav thiab ua rau qhov nro thov rau cov khoom ntim. Nrog xws li kev ua haujlwm ncab, cov khoom tuaj yeem ntim tau zoo dua.
Self-Adhesiveness ntawm Stretch Zaj duab xis:Lub adhesion ntawm cov yeeb yaj kiab tom qab kev sib cuag, thaum lub sij hawm thiab tom qab lub stretching thiab wrapping txheej txheem, xyuas kom meej tias cov khoom ntim tau ruaj ntseg fastened thiab tsis txhob xoob. Self-adhesiveness yog cuam tshuam los ntawm ntau yam sab nraud xws li av noo, plua plav, thiab kab mob. Muaj ob txoj hauv kev tseem ceeb kom tau txais zaj duab xis ntawm tus kheej: ib qho yog ua kom lub ntsej muag du thiab glossy; Lwm qhov yog siv cov khoom siv ntxiv uas ua rau kom adhesion, tsim kom muaj cov nyhuv ntub dej ntawm cov yeeb yaj kiab nto thiab yog li txhim kho adhesion.
Toughness ntawm Stretch Zaj duab xis: Toughness yog cov cuab yeej sib xyaw ua ke ntawm kev sib tsoo thiab kua muag tsis kam ntawm zaj duab xis. Tear resistance yog hais txog qhov kev tiv thaiv ntawm kev tsim kua muag thaum cov yeeb yaj kiab nyob rau hauv qhov nro thiab punctured. Tus nqi tseem ceeb rau kev tsim kua muag yuav tsum tau coj mus rau hauv txoj kev hloov pauv, piv txwv li, perpendicular mus rau lub tshuab ua haujlwm kev taw qhia, vim tias tearing nyob rau hauv cov kev taw qhia no yuav ua rau cov khoom ntim tau xoob. Txawm hais tias tearing tshwm sim longitudinally, cov khoom ntim tuaj yeem nyob ruaj khov. Yog li ntawd, qhov zoo dua qhov toughness ntawm cov yeeb yaj kiab stretch, nws qhov zoo dua.
Sino topway ntim lub tuam txhab yog ib lub tuam txhab suav tsim thiab kev pabcuam tshwj xeeb hauv kev tshawb fawb thiab kev tsim kho, tsim, tsim, muag, thiab kev pabcuam ntawm polyethylene ntim zaj duab xis. Nws yog ib qho ntawm cov tuam txhab high-tech tseem ceeb hauv kev lag luam polyethylene ntim zaj duab xis kev lag luam, paub txog nws txoj kev loj hlob sai thiab loj. Lub tuam txhab cov khoom ntim khoom tshiab tau xa tawm mus rau ob qho tib si hauv tsev thiab thoob ntiaj teb kev lag luam, tau txais kev qhuas thiab kev ntseeg siab los ntawm cov neeg siv khoom.
