Dab tsi yog cov yam ntxwv ntawm cov txheej txheem txias-tsim aluminium ntawv ci?
Cold-formed aluminium foil feem ntau yog siv rau ntim, tshwj xeeb tshaj yog rau kev ntim tshuaj, thiab alu alu foil muaj cov yam ntxwv tshwj xeeb uas txawv ntawm lwm hom ntawv txhuas thiab lwm yam khoom ntim. Alu alu ntawv ci muaj ntau yam qauv.
Cold-formed foil khoom muaj pes tsawg leeg: Cold-formed aluminium ntawv ci feem ntau yog ua los ntawm high-purity aluminium alloys. Kev xaiv ntawm alloy cuam tshuam rau cov khoom siv kho tshuab, xws li lub zog thiab ductility. Lwm cov alloys qee zaum ntxiv los txhim kho cov khoom tshwj xeeb, xws li corrosion kuj los yog formability.
Thickness thiab hnyav
Nyias ntsuas: Lub thickness ntawm aluminium ntawv ci yog nyias heev, feem ntau nruab nrab ntawm 20 thiab 25 microns, tab sis lub thickness tuaj yeem sib txawv nyob ntawm daim ntawv thov.
Lub teeb yuag: Vim nws nyias thickness, Cov khoom siv yog lub teeb yuag thiab haum rau cov ntawv thov uas qhov hnyav txo qis yog qhov tseem ceeb.
Mechanical zog
Ductility: Cold-formed aluminium foil muaj cov ductility siab, yog li nws tuaj yeem yooj yim tsim rau hauv cov duab tsis muaj cracking. Qhov ductility no yog qhov tseem ceeb rau kev tsim cov pob hlwv thiab lwm hom ntim.
Lub zog: Txawm tias nws nyias thickness, nws muaj lub zog tensile txaus los muab kev tiv thaiv kev tiv thaiv thiab tswj kev ncaj ncees thaum lub sij hawm tsim cov txheej txheem.
Cov Khoom Siv Teeb Meem
Impermeability: Aluminium ntawv ci yog qhov teeb meem zoo heev rau lub teeb, oxygen, ya raws, thiab lwm cov roj av. Qhov no ua rau nws zoo tagnrho rau kev tiv thaiv cov khoom rhiab ntawm ib puag ncig yam.
Corrosion Kuj: Ib txheej oxide ntuj tsim rau saum npoo ntawm aluminium ntawv ci, uas tiv thaiv corrosion thiab txhim khu lub durability ntawm lub pob.
Nto Khoom
Smoothness: Qhov saum npoo ntawm qhov txias-tsim aluminium ntawv ci feem ntau yog du thiab muaj kev cuam tshuam. Qhov no muaj txiaj ntsig zoo rau kev zoo nkauj thiab luam ntawv.
Coatings thiab laminates: Aluminium ntawv ci tuaj yeem coated lossis laminated nrog lwm cov ntaub ntawv xws li yas lossis ntawv los txhim kho cov khoom tshwj xeeb xws li sealability., luam tau, los yog ntxiv barrier functions.
Formability
Lub cev muaj peev xwm: Tsis zoo li cov ntaub ntawv thermoformed, txias-formed aluminium ntawv ci tuaj yeem tsim nyob rau hauv chav tsev kub. Cov ntaub ntawv muaj peev xwm ua rau cov yas deformation tseem ceeb yam tsis muaj cua sov yog nws cov yam ntxwv tseem ceeb.
Cov txheej txheem tsim: Cov txheej txheem sib sau ua ke muaj xws li sib sib zog nqus nqus thiab nias, uas yog siv los tsim cov ncauj lus kom ntxaws thiab meej cov duab xav tau rau kev ntim tshuaj blister.
Thermal conductivity: Aluminium muaj siab thermal conductivity, uas muaj txiaj ntsig zoo rau qee daim ntawv thov ntim, tab sis kuj yuav tsum tau ceev faj thaum lub sij hawm tsim cov txheej txheem kom tsis txhob kub-vim deformation.
Thermal stability: Aluminium ntawv ci tswj nws cov qauv kev ntseeg siab tshaj qhov kub ntawm qhov dav, uas yog ib qho tseem ceeb rau ntau yam kev khaws cia thiab kev siv.
Tshuaj inertness: Aluminium ntawv ci yog tshuaj inert nyob rau hauv feem ntau ib puag ncig, pab khaws cov ntsiab lus tsis muaj kev cuam tshuam nrog lawv.
Tsis muaj tshuaj lom: Aluminium ntawv ci yog tsis muaj tshuaj lom thiab muaj kev nyab xeeb rau kev sib cuag nrog cov khoom noj thiab tshuaj.
Kev luam tawm: Lub npoo du tso cai rau kev luam ntawv zoo thiab feem ntau siv rau kev tsim khoom lag luam, Cov lus qhia, thiab cov ntaub ntawv tswj hwm.
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