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Xana PP Yi Antswa Ku Tlula PET Moisture Barrier?

Ku langutiwa: 0     Mutsari: Muhleri ​​wa Sayiti Nkarhi wo kandziyisa: 2026-03-27 Masungulo: Ndhawu

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Xivutiso xa Xisirhelelo xa ku kufumela

Eka vativi va ku paka lava hlawulaka switirhisiwa swa strapping kumbe film, matirhelo ya moisture barrier yanga va mhaka ya nkoka swinene. Swilo leswi hlayisiweke eka tindzhawu leti kufumelaka, leswi rhumeriwaka eka tindzhawu ta maxelo, kumbe leswi pakiweke hi nhundzu leyi nga na ndzhongho swilava ku pakiwa loku endlaka leswaku ndzhongho wunga ngheni. Leswi swi tlakusa xivutiso lexi tolovelekeke: xana PP strap ya antswa kutlula PET tani hi xisirhelelo xa ndzhongho? Loko ku pimanyisiwa ti rates ta ku hundziseriwa ka water vapor, data yikombisa leswaku oriented polypropylene (OPP) film yinyika kwalomu ka 5.4 times better moisture barrier performance kutlula PET ya vukulu byo ringana. Ku twisisa ku hambana loku ka switirhisiwa swi pfuna vatshila va ku xava ku hlawula switirhisiwa swo paka leswi faneleke eka switirhisiwa swa vona swo karhi.

Eka Jushuo Packaging , hi tshamela ku kuma xivutiso lexi ku suka eka vaxavi lava kambelaka PP strap eka switirhisiwa laha ku hlangana na ndzhongho swikarhataka. Data ya hina ya vuhumelerisi yi tiyisisa leswaku PP strap’s inherent moisture resistance—vuyelo bya xivumbeko xa yona xa non-polar molecular—swi endla leswaku yi lulamela ku hlayisiwa ehandle, vurimi, na switirhisiwa eka ndzhawu yo kufumela.

3.9软文图

1. Xisirhelelo xa ndzhongho: Data

1.1 Ku pimanisiwa ka Matirhelo ya Swihinga

Data ya xikambelo leyi kandziyisiweke yi nyika nhlamulo leyi nga erivaleni eka xivutiso xa xisirhelelo xa ndzhongho. Kuya hi ku kamberiwa loku tiyimeleke loku pimanisaka tifilimi ta PET na oriented polypropylene (OPP) ta vukulu byo fana, BOPP yi kombisile matirhelo yale henhla swinene ya water vapor barrier :

Swilo Mpimo wa ku hundziseriwa ka mpfula ya mati (WVTR) Mpimo wa ku hundziseriwa ka okisijini (OTR) .
Filimi ya PET 18,07 g/(m²·24h) . 28,01 cm³/(m²·24h·0.1MPa) .
Filimi ya BOPP 3,36 g/(m²·24h) . 651,60 cm³/(m²·24h·0.1MPa) .

Data yikombisa leswaku BOPP’s water vapor transmission rate yi kwalomu ka 5.4 times ehansi kutlula ya PET, leswi kombisaka kahle matirhelo yale henhla ya moisture barrier. Swihlovo swa indasitiri switiyisisa leswaku oriented polypropylene’s moisture barrier yi antswa kwalomu ka 3 times kutlula PET’s . Kuhambana ka swivumbeko swa water vapor barrier swivangiwa hiku hambana ka polymer molecular polarity .

1.2 Ha yini PP yiri na Xisirhelelo xo antswa xa ndzhongho

Xisirhelelo xa le henhla xa ndzhongho xa PP loko xi pimanisiwa na PET xi fambelana na tikhemikhali ta polymer. PP i non-polar hydrocarbon polymer leyingana affinity yale hansi eka ti molecules ta mati, leswi endlaka leswaku kuva na ku nghenelela ka ndzhongho wale hansi. PET yina mintlawa ya ester leyingana polarity yale henhla, leswi endlaka tindzhawu totala to tirhisana leswaku ti molecules ta mati ti hundza eka xivumbeko xa polymer .

Kuya hi matsalwa ya sayense ya ku paka, matirhelo ya water vapor barrier ya ti polyolefins tofana na PP hi ntumbuluko ya tlakukile kutlula ya ti polyesters tofana na PET hikokwalaho ka ntumbuluko wa tona wa hydrophobic xikan’we na volume yale hansi ya mahala eka ku hangalaka ka molecule ya mati.

2. Xifaniso xa Xihinga lexi heleleke

2.1 Xisirhelelo xa Okisijini: Matimba ya PET

Loko PP yi humelela tani hi xisirhelelo xa ndzhongho, PET yinyika vuyelo byohambana: xisirhelelo xa oxygen xale henhla. Data leyi fanaka ya xikambelo yi kombisa leswaku mpimo wa ku hundziseriwa ka okisijini ya PET wu le hansi ka kwalomu ka 23 wa minkarhi ku tlula ya BOPP’s . Leswi swi endla leswaku PET yi va nhlawulo lowu tsakeriwaka eka switirhisiwa laha ku nghena ka okisijini ku nga mhaka leyikulu—ku fana ni ku paka swakudya leswi lavaka vutomi byo leha bya xelufu.

2.2 Nkatsakanyo wa Xihinga

Nhundzu PP (BOPP) PET Vuyelo
Xisirhelelo xa ndzhongho (WVTR) . Swi kahle swinene (~3.36 g/m²·24h) Ku ringanela (~18.07 g/m²·24h) PP (5.4× ku antswa)
Xisirhelelo xa Okisijini (OTR) . Swisiwana (~651.60 cm³/m²·24h) Swi kahle swinene (~28.01 cm³/m²·24h) PET (23× ku antswa)

Vuxaka lebyi lebyi hundzukeke exikarhi ka ndzhongho ni xisirhelelo xa okisijini i xiendlakalo lexi tivekaka swinene eka sayense ya ku paka ti- polymer—swilo swo hambana-hambana swi humelela eka tinxaka to hambana-hambana ta nsirhelelo wa xisirhelelo.

PP vs PET – Ku pimanisiwa ka Matirhelo ya Xihinga lexi heleleke

3. Switandzhaku swa ku Hlawula ka PP Strap

3.1 Loko Xisirhelelo xa ndzhongho xi ri xa nkoka eka ku bohiwa

Eka switirhisiwa swotala swa PP strap, moisture barrier ahi yona xipimelo xosungula xo hlawula. Strapping hi ntolovelo yitirhisiwa ku tiyisisa ndzhwalo kutlula ku nyika ku paka loku sirhelelaka. Hambiswiritano, eka swiyimo swo karhi, ku lwisana ni ndzhongho swi va swa nkoka:

  • Vuhlayiselo byale handle: Ku tiya ka PP strap’s inherent moisture resistance swi pfuneta ku hlayisa matirhelo eka swiyimo swotsakama kumbe swotsakama

  • Ku tirhisiwa ka cold chain: Kutsakama kusuka eka condensation swinga khumba strap tension xikan’we na vutshembeki

  • Ku pakiwa ka vurimi: Hay, cotton na swin’wana swa vurimi switala ku hlayisiwa ehandle

Jushuo Packaging’s PP strap yinyika ku tiya ka ntumbuluko ka ndzhongho tani hi xiphemu xa swivumbeko swa yona swa swilo, leswi endlaka leswaku yifaneleka eka switirhisiwa leswi swi lavaka.

3.2 Nkongomiso wa ku Hlawula Switirhisiwa

Eka vativi va ku paka lava hlawulaka switirhisiwa swo boha:

Xilaveko Xitsundzuxo Xivangelo xa Nchumu
Nsirhelelo wa ndzhongho eka nhundzu leyi pakiweke PP strap (loko yi strap ntsena) kumbe PP film Xisirhelelo xa ndzhongho xa xiyimo xa le henhla
Switirhisiwa leswi nga ni vuxiyaxiya bya okisijini (swakudya, mirhi) . PET strap kumbe filimi ya PET Xisirhelelo xa okisijini xa xiyimo xa le henhla
Vuhlayiseki bya ndzhwalo wo tika na vuhlayiselo bya le handle PP strap kumbe PET strap Havumbirhi bya tona tinyika ku tiya lokunene ka ndzhongho

Nkomiso

Xana PP ya antswa kutlula PET tani hi xisirhelelo xa ndzhongho? Data yi tiyisisa: ina, PP yinyika matirhelo yale henhla ya xisirhelelo xa ndzhongho. Nhlayo ya ku hundziseriwa ka water vapor film ya BOPP yi kwalomu ka 5.4 times ehansi kutlula ya PET, leswi endlaka leswaku PP yiva muhluri loyi anga erivaleni eka switirhisiwa leswi lavaka nsirhelelo wa ndzhongho. Hambiswiritano, xifaniso xa xisirhelelo xi na swihlawulekisi swo tala: PET yi humelela tanihi xisirhelelo xa okisijini, na matirhelo ya kwalomu ka 23 wa minkarhi yo antswa ku tlula PP.

Eka switirhisiwa swa strapping, xisirhelelo xa ndzhongho hi ntolovelo ahi xipimelo xosungula xo hlawula, kambe ku lwisana ka ndzhongho ka ntumbuluko—mbuyelo wa xivumbeko xa yona xa non-polar hydrocarbon—swiendla leswaku yifaneleka eka vuhlayiselo byale handle, vurimi, na switirhisiwa swa ndzhawu yotsakama. Loko u hlawula exikarhi ka PP na PET strap, languta swilaveko leswi heleleke swa ku cheriwa: ku hlangana na ndzhongho, ntiko wa ndzhwalo, na loko oxygen barrier na yona yi ri nchumu lowu tekeriwaka enhlokweni.

Jushuo Packaging yinyika swintshuxo swa PP strap leswi heleleke leswingana ku tiya ka ndzhongho ka ntumbuluko eka switirhisiwa leswi lavaka. Tilayini ta hina ta vuhumelerisi bya 5 ta PP leti nga na vuswikoti bya 20,000 wa tithani hi lembe ti tiyisisa khwalithi leyi nga cincekiki eka swihlawulekisi hinkwaswo. Hi seketela tikhayente hi ku hlawula switirhisiwa leswi simekiweke eka swilaveko swa xikombelo, ku katsa na nkambisiso wa ku hlangana na ndzhongho.

Loko u lava mpfuneto wo hlawula switirhisiwa swo boha leswi faneleke eka xitirhisiwa xa wena lexi nga na vuxiyaxiya, hi kombela u rhumela email eka sales@jushuopackaging.com , naswona ntlawa wa hina wa xiphurofexinali wu ta nyika nseketelo wa munhu hi xiyexe.




Swikombo

  1. SpecialChem. 'Minkarhi eka Polypropylene leyi kongomisiweke (OPP) – Ku pimanisiwa ka Swihlawulekisi swa Switirhisiwa.' SpecialChem.com , 2025.

  2. Tiindasitiri ta Toray. 'Filimu ya Polypropylene leyi kongomisiweke hi swiphemu swimbirhi – Xiphephana xa Data ya Xithekiniki.' Toray.com , 2024.

  3. ASTM ya Matiko ya Misava. 'ASTM F1249 – Ndlela yo kambela ya ntolovelo ya mpimo wa ku hundziseriwa ka mpfula ya mati hi ku tirhisa filimi ya pulasitiki.' ASTM.org , 2020.

  4. Komiti ya le Yuropa ya ku Endliwa ka Swipimelo. 'EN 13394:2001 – Ku paka – Ku boha – Swihlawulekisi swa ku boha ka Polypropylene.' CEN.eu , 2001.

  5. Nhlangano wa Matiko Hinkwawo wa Swipimelo. 'ISO 9001:2015 – Tisisiteme ta Vulawuri bya Khwalithi – Swilaveko.' ISO.org , 2015.


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    ● Ku cinca-cinca lokunene, Ku tsakisa hi tlhelo ra vuxongi & ku nga ri na rust
    ● Ku anama (mm): 9-25
    ● Ku enta (mm): 0.4-1,25
    ● Matimba yo tshoveka (kg): 160-1360
    ● Muvala, logo, swihlawulekisi leswi kandziyisiweke leswi endleriweke ku amukela
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