Polyvinyl chloride zaj duab xis yog ua los ntawm polyvinyl chloride resin thiab lwm yam kev hloov pauv los ntawm cov txheej txheem calendering lossis txheej txheem tshuab molding. Qhov dav dav dav yog 0.08 ~ 0.2mm, thiab txhua yam loj dua 0.25mm yog hu ua PVC ntawv. Cov khoom siv ua haujlwm xws li plasticizers, stabilizers, thiab lubricants ntxiv rau PVC resin thiab dov rau hauv zaj duab xis.
PVC zaj duab xis Classification
Polyvinyl chloride films (PVC Film) tuaj yeem faib ua ob pawg, ib qho yog yas PVC zaj duab xis, thiab lwm yam yog PVC zaj duab xis uas tsis muaj yas.
Ntawm lawv, nyuaj PVC nyiaj txog li 2/3 ntawm kev ua lag luam, thiab muag PVC nyiaj rau 1/3. Mos PVC feem ntau yog siv rau hauv pem teb, qab nthab thiab saum npoo ntawm tawv. Txawm li cas los xij, vim tias cov PVC mos muaj cov softeners (qhov no kuj yog qhov sib txawv ntawm cov mos PVC thiab tawv PVC), nws yooj yim ua nkig thiab nyuaj rau khaws cia, yog li nws qhov kev siv ntau yam yog txwv. Hard PVC tsis muaj softeners, yog li nws muaj qhov yooj yooj yim, yooj yim rau cov duab, tsis nkig, tsis muaj tshuaj lom thiab tsis muaj kuab paug, thiab muaj lub sijhawm cia ntev, yog li nws muaj kev txhim kho zoo thiab daim ntawv thov. Lub ntsiab ntawm PVC zaj duab xis yog lub tshuab nqus tsev nqus cov yeeb yaj kiab, uas yog siv rau kev ntim khoom ntawm ntau hom panels. Yog li ntawd, nws tseem hu ua cov yeeb yaj kiab zoo nkauj thiab cov nplaum nplaum. Nws yog siv nyob rau hauv ntau lub lag luam xws li cov khoom siv hauv tsev, ntim khoom, tshuaj, thiab lwm yam. Ntawm lawv, kev lag luam khoom siv hauv tsev suav nrog cov khoom lag luam loj tshaj plaws, ua raws li kev lag luam ntim khoom, thiab ntau lwm yam kev lag luam me me.
⑴ Kev faib tawm raws li cov ntaub ntawv raw siv rau kev tsim zaj duab xis: polyethylene zaj duab xis, polypropylene zaj duab xis, polyvinyl chloride zaj duab xis thiab polyester zaj duab xis, thiab lwm yam.
⑵ Kev faib tawm los ntawm kev siv zaj duab xis: Muaj cov yeeb yaj kiab ua liaj ua teb (cov yeeb yaj kiab ua liaj ua teb tuaj yeem muab faib ua mulch films thiab tsev xog paj zaj duab xis raws li lawv cov kev siv tshwj xeeb); packaging films (cov ntaub ntawv ntim tau muab faib ua cov ntim khoom noj thiab ntau yam khoom lag luam raws li lawv cov kev siv tshwj xeeb). ntim zaj duab xis, thiab lwm yam) thiab breathable films rau ib puag ncig tshwj xeeb thiab tshwj xeeb lub hom phiaj, dej-soluble films thiab films nrog piezoelectric zog, thiab lwm yam.
⑶ Muab faib raws li txoj kev ua zaj duab xis: muaj cov yeeb yaj kiab uas yog yas los ntawm extrusion thiab ces tshuab moulded, uas yog hu ua cua tshuab; films uas yog plasticized los ntawm extrusion thiab ces cam khwb cia los ntawm cov khoom molten los ntawm lub qhov ncauj pwm yog hu ua cam khwb cia films. ; Cov yeeb yaj kiab ua los ntawm cov khoom siv yas yas dov los ntawm ob peb lub rollers ntawm lub calender yog hu ua calendered film.
Kev siv PVC zaj duab xis
Feem ntau, qhov loj tshaj ntawm daim kab xev yog siv nyob rau hauv hluav taws xob teb. Nyob ntawm nws cov yam ntxwv, nws tseem tuaj yeem siv rau kev tiv thaiv daim kab xev, lub nra daim kab xev, daim kab xev qhia, cov ntawv tshaj tawm, cov kab xev xaim, thiab lwm yam. Nws kuj yog siv dav hauv lub neej txhua hnub, xws li khau, khoom ua si, raincoats, tablecloths, umbrellas, ua liaj ua teb. films thiab lwm yam.
Ordinary PVC tsev xog paj zaj duab xis: Tsis muaj cov tshuaj tiv thaiv kev laus ntxiv thaum lub sijhawm ua zaj duab xis. Lub neej ua haujlwm yog 4 mus rau 6 lub hlis. Nws tuaj yeem tsim tau ib lub caij cog qoob loo. Tam sim no nws tab tom raug txiav tawm.
PVC anti-aging zaj duab xis: Anti-aging additives yog ntxiv rau cov ntaub ntawv raw thiab dov rau hauv ib zaj duab xis. Nws muaj lub sijhawm siv tau zoo ntawm 8 mus rau 10 lub hlis thiab muaj lub teeb pom kev zoo, txuag hluav taws xob thiab huab cua tsis kam.
PVC cov khoom siv kho kom zoo nkauj: Nws muaj cov khoom tiv thaiv kev laus thiab cov dej ntws, lub teeb xa hluav taws xob zoo thiab thermal rwb thaiv tsev. Nws tuaj yeem tswj tsis tau dej rau 4 mus rau 6 lub hlis thiab muaj kev nyab xeeb kev pab cuam lub neej ntawm 12 txog 18 lub hlis. Nws yog dav siv thiab tam sim no yog qhov zoo tshaj plaws. Kev txuag hluav taws xob hnub ci tsev cog khoom yog thawj zaug nrog cov ntaub ntawv.
PVC huab cua-resistant non-drip plua plav-pov thawj zaj duab xis: Ntxiv nrog rau huab cua-resistant thiab drip-pov thawj, qhov saum npoo ntawm zaj duab xis tau raug kho kom txo tau cov nag lossis daus thiab plua plav tsawg dua, uas txhim kho lub teeb xa mus thiab muaj txiaj ntsig zoo dua. mus rau lub caij ntuj no thiab caij nplooj ntoos hlav cultivation nyob rau hauv solar greenhouses.
PVC kuj tseem siv tau los ua mulch zaj duab xis, thiab qee qhov xim ntawm cov xim masterbatch tuaj yeem muab ntxiv los tsim cov yeeb yaj kiab ntawm ntau xim.
PVC ntawv ci: yas, hlau, pob tshab zaj duab xis, tsis yog ntawv ntim, ntim yas, ntim ntoo, ntim hlau, thiab lwm yam.
Lub sij hawm xa tuaj: Jun-17-2024