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Ulapha: Ikhaya » Amafilimu Okumboza » Ifilimu Yokuvala Ithreyi Ye-PP » Ifilimu ye-EVOH/PP High Barrier

Ifilimu ye-EVOH/PP High Barrier

Iyini ifilimu ye-EVOH/PP High-Barrier?

Ifilimu ye-EVOH/PP enezivimbo eziningi , eyaziwa nangokuthi ifilimu yezivimbo ze-EVOH esekelwe ku-PP, ifilimu yethreyi ye-PP enezivimbo eziningi noma ifilimu yezivimbo ze-MAP, iyifilimu yokupakisha enezingqimba eziningi eyenzelwe amathreyi e-polypropylene adinga ukuvalwa kokushisa okuthembekile kanye nokudluliswa komoya-mpilo okuncishisiwe.

Isakhiwo esivamile esisekelwe ku-PP esinezivimbelo eziphezulu sisebenzisa i-polypropylene njenge-polymer eyinhloko, ngesendlalelo esincane se-EVOH oxygen-barrier esibekwe phakathi kwe-PP kanye nezendlalelo ze-adhesive tie.

Izakhiwo ezivamile zifaka phakathi i-PP/Tie/EVOH/Tie/PP, i-BOPP/PP-EVOH-PP kanye namanye amafilimu ahlanganisiwe noma afakwe i-laminate anendawo yokuvala ehambisana nokudla ehambisana ne-PP.

I-EVOH inikeza isithiyo esiyinhloko se-oxygen, igesi kanye nephunga. I-PP ivikela ungqimba lwe-EVOH emswakama, inikeza amandla omshini futhi idala indawo engavalwa ngokushisa yamathileyi e-PP kanye ne-PP/EVOH/PP ahambisanayo.

Imikhiqizo ehloselwe ukuvala ngqo amathileyi e-PP alula kumele isebenzise i-sealant yokuxhumana nokudla ehambisana ne-PP. Ifilimu equkethe ungqimba lokuvala lwe-PE akufanele ichazwe ngokuzenzakalelayo njengefilimu ye-EVOH/PP noma kucatshangelwe ukuthi ivala yonke ithileyi ye-PP.

Ifilimu ye-PP/EVOH/PP ihlelwe kanjani?

Wesendlalelo Sefilimu Komsebenzi Oyinhloko Ukucatshangelwa Kokuthengwa
Isendlalelo Sangaphandle se-BOPP noma se-PP Inikeza ukucaca, ukuqina, amandla, ukuzinza kobukhulu kanye nokunyatheliswa kalula Qinisekisa ukujiya, umswakama, ukucwebezela, ukwelashwa kwendawo kanye nokumelana nokushisa
Isendlalelo Sokuphrinta Uphatha ama-logo, ulwazi lomkhiqizo, ama-barcode, amakhodi e-QR kanye nezimpawu zokubhalisa Qinisekisa uhlangothi lokuphrinta, inani lombala, ukuphindaphinda kokuphrinta, uphawu lwamehlo kanye nohlelo lweyinki
Isendlalelo Sesakhiwo se-PP Inikeza amandla okusebenza, ukumelana nomswakama kanye nokuqukethwe kwezinto ezisetshenziswa yi-PP Qinisekisa iphesenti le-PP, ukuqina, amandla okubhoboza kanye nezidingo zokushisa
Isendlalelo Sokubopha Ibopha i-EVOH ezingqimbeni ze-PP ezizungezile Qinisekisa ukunamathela kwesendlalelo, ukumelana nokuqhekeka okugobile kanye nokufaneleka kokuthintana nokudla
Isendlalelo Sesithiyo se-EVOH Kunciphisa ukudluliswa komoya-mpilo, igesi kanye nephunga Cacisa ibanga le-EVOH, ukujiya, i-OTR eqondiwe, izinga lokushisa kanye nomswakama ohlobene
Isendlalelo se-PP Sealant Ihlinzeka ngokusebenza okulula kokukhuhla, ukukhuhla okulawulwayo noma ukuvala okukhiyiwe ku-flange ye-PP Qondanisa i-sealant ne-resin yethreyi, ifasitela lokuvala kanye nendlela yokuvula edingekayo
Ukwelashwa Okulwa Nenkungu Ongakukhetha Kunciphisa amaconsi okufiphala abonakalayo ebusweni obubheke ukudla Qinisekisa izimo zenkungu ebandayo noma inkungu eshisayo, izinga lokushisa lokugcwalisa kanye nesikhathi sokugcina

I-EVOH Ithuthukisa Kanjani Ukusebenza Kwezithiyo?

I-EVOH iyi-copolymer evimbelayo esebenza kahle esetshenziselwa ukunciphisa ukudluliselwa komoya-mpilo negesi ngokupakishwa kwepulasitiki.

Ukunciphisa ukungena komoya-mpilo kungasiza ekulawuleni ukubola, ukushintsha kombala, ukulahleka kwephunga, ukonakala kokunambitheka kanye nokubola kokudla okufakwe emaphaketheni afanele.

I-EVOH ayinikezi isithiyo samanzi nomhwamuko oyinhloko esakhiweni se-EVOH/PP. Izendlalelo ze-PP ezizungezile zinikeza iningi lokuvikelwa komswakama futhi zivikela ungqimba lwe-EVOH ekuchayweni ngqo komswakama.

Ukusebenza kwesithiyo se-EVOH kuncike ku:

  • Okuqukethwe kwe-ethylene ye-EVOH kanye nebanga le-resin

  • Ubukhulu besendlalelo se-EVOH

  • Isakhiwo sefilimu iyonke

  • Izinga lokushisa

  • Umswakama ohlobene

  • Ukugoba kwefilimu kanye nomonakalo womshini

  • Umlando wokucubungula ukushisa

  • Ithreyi, uphawu kanye nokwakhiwa okuphelele kwephakheji

Imininingwane yefilimu ye-EVOH/PP High-Barrier

Ithebula elilandelayo linikeza ububanzi bereferensi ye-HSQY yamanje. Imininingwane yokugcina kumele iqinisekiswe ngesakhiwo esiqondile esihambisana ne-PP esinezivimbelo eziphezulu.

Uhlobo Lomkhiqizo Ifilimu Yokumboza Ithreyi Enezithiyo Ezinkulu Esekelwe ku-PP
Izakhiwo Ezinconyiwe I-PP/Tie/EVOH/Tie/PP, i-BOPP/PP-EVOH-PP noma esinye isakhiwo esinezingqimba eziningi esibusa i-PP
Isivali Sokuthinta Ukudla Isendlalelo esilula sokuhlubula noma sokukhiya esihambisana ne-PP
Ubukhulu Bokubhekisela Cishe ama-μm angu-50–90 ezakhiwo zamanje ezikhethiwe
Ububanzi Bokugoqa Cishe 150–900 mm
Ububanzi Obukhethiwe 180 mm, 320 mm, 400 mm, 640 mm kanye nobubanzi obungokwezifiso
Ubude beRoli Yereferensi Cishe ama-500 m, kuncike ekujiyeni kwefilimu kanye nemikhawulo yesisindo sokugoqa
Ububanzi be-Core Kwenziwe ngokwezifiso ngokusho komshini wokuvala ithreyi
Ukubukeka Kucacile, kucwebezela kakhulu, akucwebezeli, kumhlophe noma kuphrintiwe ngokwezifiso
Izinketho Zokuvala Ukuhlubuka okulula, ukuhlubuka okulawulwayo, ukuhlubuka okuqinile, ukukhiya uphawu noma ukushisela uphawu
Izinga Lokuvinjelwa Kwenziwe ngokwezifiso ngokwe-OTR edingekayo, i-WVTR, izimo zokudla kanye nokugcina
Ukulwa nenkungu Ongakukhetha futhi oqondene nohlelo lokusebenza
Ukuphrinta Ukuphrinta kwe-flexographic noma i-gravure kuyatholakala ngephrojekthi
Isicelo Sethreyi Eyinhloko Amathreyi e-PP, PP/EVOH/PP kanye namanye anendawo yokuvala ehambisanayo ye-PP
Inqubo Yokupakisha Ukuvalwa komoya, i-MAP yokugeza igesi kanye ne-MAP ye-vacuum-and-gas ngemva kokuqinisekiswa
Ukusetshenziswa kwe-microwave, i-freezer noma i-retort Kudinga izinga lokushisa elithuthukisiwe neliqinisekisiwe elihlukile
I-MOQ Yereferensi Cishe i-1,000 kg ngesakhiwo noma incazelo ngayinye
Isikhathi Sokuhola Esibhekiselwe Ku- Cishe izinsuku zokusebenza eziyi-10-15 ngemuva kokuqinisekiswa kwesakhiwo kanye ne-oda
Usekelo Lwesampula Amasampula noma imiqulu yokuhlolwa ingaxoxwa ngokuya ngokutholakala kwezinto ezibonakalayo

Isakhiwo, iphesenti le-PP, okuqukethwe kwe-EVOH, ukujiya, i-OTR, i-WVTR, uhlobo lwesivalo kanye nesimo sokuphinda kusetshenziswe kumele kuqinisekiswe ekuchazweni kobuchwepheshe kokugcina.

Ifilimu Yokumboza Elula Ye-EVOH/PP

Ifilimu ye-EVOH/PP ehlubuka kalula ihlanganisa ukusebenza okuphezulu kwesithiyo se-oxygen nokuvulwa kwabathengi okulawulwayo.

Ifilimu eklanywe kahle ukuze ihlutshulwe kalula kufanele ihlale iphephile ngesikhathi sokugcwalisa, ukuthuthwa kanye nokugcinwa efrijini ngenkathi ivulwa kancane kancane kusuka kuthebhu yokuhlutshulwa.

Izinkomba ezibalulekile zokusebenza okulula ukuhlubuka zifaka:

  • Amandla okuqalisa ukuhluba

  • Amandla okusabalalisa amahlumela

  • Ukususwa kwesivalo sesiqephu esisodwa

  • Ukunqunywa okulinganiselwe, ukuxhunywa noma ukudabuka

  • Insalela encane ye-sealant ku-flange

  • Ukumelana nokuvuza ngesikhathi sokusabalalisa

  • Ukuhlubuka okuhlala njalo ngemva kokugcina endaweni epholile

  • Ukugcinwa kwezithiyo ngemva kokuvalwa

Ifilimu Yokuvala Isembozo se-EVOH/PP

Ifilimu ye-EVOH/PP evala ngokuvala noma ngokushisela idala ukuvala okuqinile, okungaxegi kakhulu kuthreyi ye-PP ehambisanayo.

Kukhethwa lapho ukumelana nokuvuza, ubufakazi bokuphazamiseka, ukugcinwa kwegesi ye-MAP kanye nokuphepha kwezokuthutha kubaluleke kakhulu kunokulula kokuvula ngesandla.

Amaphakheji okuvala okukhiywayo angadinga ukusika, ukubhoboza noma ukudabula ngaphambi kokuvula. Ibanga lokuvala okukhiywayo akufanele lichazwe njengokuhlubuka okulula.

Buyekeza okuhlobene            Umkhiqizo we-HSQY wefilimu yokumboza enesivalo esikhulu        futhi uqinisekise ukuthi isivalo sayo sokuxhumana nokudla siyahambisana ne-PP noma sisekelwe ku-PE ngaphambi koku-oda amathreyi e-PP.

I-Easy Peel vs. Lock Seal

Ukuqhathanisa i -Easy Peel Lock Seal
Indlela Yokuvula Ukuhluba ngesandla okulawulwayo Kungadingeka ukusika, ukubhoboza noma ukuklebhula
Ukunethezeka Kwabathengi Okuphakeme Ngaphansi
Ukuphepha Kwephakheji Ilinganisela kalula ekuvuleni Ukumelana okunamandla ekuvulekeni ngengozi
Ukugcinwa Kwegesi Kwemephu Kufanelekile uma ubuqotho bokuhlubuka nokuvala bulinganiswe kahle Ibeka phambili ukugcinwa kwe-seal eqinile kanye negesi
Izicelo Ezijwayelekile Inyama ethengiswayo, ushizi, ukudla okulungele kanye nezingxenye zabathengi Ukudla okunothe ngoketshezi, isevisi yokudla kanye namaphakheji azwela ezokuthutha

Ukuqonda i-OTR kanye ne-WVTR

I-OTR kanye ne-WVTR zilinganisa izakhiwo zokupakisha ezahlukene futhi akufanele zisetshenziswe ngokushintshana.

Lokulinganisa Lokho Okukalayo Ulwazi Lokuhlola Oludingekayo
I-OTR I-oksijini edlula endaweni yefilimu echaziwe esikhathini esichaziwe Indlela yokuhlola, izinga lokushisa, umswakama ohlobene, ubukhulu befilimu, amayunithi kanye nezimo zokucindezela
I-WVTR Umhwamuko wamanzi udlula endaweni yefilimu echaziwe ngokuhamba kwesikhathi Indlela yokuhlola, izinga lokushisa, i-gradient yomswakama, ubukhulu befilimu namayunithi
Ukungena kwe-oxygen okugcwele I-oksijini engena ngesembozo, ithileyi, uphawu, amakhona, imigodi kanye nokuvuza Ubukhulu bethileyi, ububanzi besivalo, isikhathi sokugcina, indlela yokuvuza kanye nenhloso ye-oxygen esele

Umphumela we-OTR wefilimu kuphela awumeleli ukungena komoya-mpilo kwephakheji ephelele evaliwe.

Izinto Ezihambisanayo Zethreyi

Kwezinto Zethreyi Isiqondiso Sokuhambisana
Ithreyi ye-PP Ukusetshenziswa okuyinhloko lapho ifilimu isebenzisa ungqimba lokuvala oluhambisanayo lwe-PP
Ithreyi ye-PP/EVOH/PP Ifanele uhlelo oluphelele lwe-PP MAP olunezivikelo eziphakeme lapho indawo yokuvala iyi-PP
Ithreyi ye-PP/EVOH/PE Ukuhambisana kuncike ekutheni i-flange yethreyi ine-PP, i-PE noma ungqimba lwe-sealant oluguquliwe
Ithreyi Elimbozwe Nge-PE noma Nge-PE Kudinga isivali esihambisana ne-PE kunesivali esijwayelekile se-PP
Ithreyi ye-APET, i-rPET noma i-PET/PE Kudinga ifilimu ehambisana ne-PET noma i-PE ekhethiwe ngokwendawo yangempela ye-flange
Ithreyi ye-CPET Kudinga ifilimu ehambisana ne-CPET, ikakhulukazi izinhlelo zokusebenza ze-microwave noma ze-oven
Ithreyi ye-PS, i-PVC noma i-Aluminium Kudinga ikhemistri yokuvala ukushisa eqondene ne-substrate ethile

Amasampula ethreyi angokoqobo noma incazelo ephelele yengqimba yethreyi kufanele inikezwe ngaphambi kokuba kuqinisekiswe i-oda lefilimu enkulu.

Ukuze uthole amafilimu ethreyi ajwayelekile, angewona awe-EVOH PP, buyekeza ama-HSQY            Uhla lwefilimu yokuvala uphawu lwe-BOPET/CPP    .

Ukupakisha kwemephu ngefilimu ye-EVOH/PP

Ukupakishwa komoya okushintshiwe kuthatha indawo yomoya ovamile ovamile ephaketheni ngengxube yegesi ekhethiwe ngaphambi kokuvala.

Iphakheji ephelele ye-MAP enezithiyo eziphakeme idinga:

  • Ifilimu yokumboza ene-OTR efanelekile kanye nokusebenza kahle kwesivalo

  • Ithreyi ye-PP ehambisanayo enezivikelo eziphakeme

  • Isivalo esiqhubekayo nesingenawo amanzi

  • Ingxube yegesi efanele

  • I-oxygen esele elawulwayo

  • Isikhala sekhanda esanele

  • Hlanza ama-flange ethreyi

  • Ukuhlanzeka kokudla okuqinisekisiwe kanye ne-microbiology

  • Iketanga lokubanda eliqandisiwe eliqinile

Ifilimu yokumboza yodwa ayikwazi ukuqinisekisa ukuthi izohlala isikhathi esingakanani. Isikhathi sokuhweba sokuhlala isikhathi esingakanani kumele sisungulwe kusetshenziswa ukudla, ithileyi, ifilimu, ingxube yegesi, imishini kanye nenqubo yokugcina.

Ukusetshenziswa kwefilimu ye-EVOH/PP High-Barrier

Inyama Entsha Nenyama Ecutshunguliwe

Ifilimu yokumboza ye-EVOH/PP ingahlolwa yenkomo, ingulube, iwundlu, inyama egayiwe, amasoseji kanye nenyama ecutshunguliwe epakishwe ngaphansi kwesimo sezulu esishintshiwe.

Izinkukhu

Izicelo zifaka inkukhu, i-turkey, inkukhu efakwe emanzini anosawoti kanye nemikhiqizo yenkukhu elungisiwe edinga ukuvikelwa komoya-mpilo kanye nokuvalwa okuqinile.

Inhlanzi Nokudla Kwasolwandle

Izinhlanzi ezifakwe ezinhlanzini, ama-shrimp, ama-shellfish kanye nokudla kwasolwandle okulungisiwe kungadinga isithiyo esikhulu se-oxygen, ukucaca okulwa nenkungu, ukumelana nokubhoboza kanye nokuqina okuqinile kwephakeji ebandayo.

Ushizi kanye nemikhiqizo yobisi

Izingxenye zikashizi, ushizi oqoshiwe kanye nokudla kobisi okukhethiwe kungazuza ekunciphiseni ukuchayeka komoya-mpilo kanye nokudluliswa kwephunga.

Ukudla Okupholile Okulungisiwe

Ifilimu yokumboza i-PP enezivikelo eziphakeme ingasetshenziswa ezitsheni zenyama ezibandayo, i-pasta, ilayisi, imifino, amasoso kanye nokudla okulungisiwe okupakishwe kumathileyi e-PP ahambisanayo.

Amasosi, ama-dips kanye nokudla okumnandi

Izakhiwo zokuvala ezikhiyiwe zingahlolwa ngemikhiqizo ecebile ngoketshezi edinga ukumelana nokuvuza kanye nokudluliswa kwephunga okulawulwayo.

Imikhiqizo Emisha

Ifilimu enezivikelo eziphakeme ayifanele zonke izithelo noma imifino. Imikhiqizo yokuphefumula ingadinga ukugeleza okulawulwayo noma ukubhoboka okuncane ukuze kuvinjelwe umoya ongafanele wephakheji.

Ifilimu ye-Anti-Inkungu ye-EVOH/PP

Ukwelashwa kokulwa nenkungu kanye nokuvinjelwa komoya-mpilo kuyimisebenzi ehlukene.

I-EVOH ilawula ukudluliswa komoya-mpilo kanye negesi, kuyilapho ukwelashwa okulwa nenkungu kushintsha indlela umswakama ohlanganisiwe osakazeka ngayo ebusweni befilimu ebheke ukudla.

Ukusebenza kokulwa nenkungu kuncike ekushiseni kokudla, umswakama womkhiqizo, isivinini sokupholisa, izinga lokushisa lokugcina elifrijiwe, ukushintshashintsha kwezinga lokushisa, ukuqondiswa kwefilimu kanye nobude besikhathi sokugcina.

Ifilimu elwa nenkungu inciphisa amaconsi abonakalayo kodwa ayiqedi umswakama noma ukuminyana ngaphakathi kwephakeji.

Ukusebenza kwe-microwave, i-freezer kanye ne-retort

Ingabe Ifilimu ye-EVOH/PP Ingafakwa Kuma-Microwave?

Isakhiwo esisekelwe ku-PP singase sakhiwe ukuze sisetshenziswe kuma-microwave, kodwa ukufaneleka kwama-microwave akwenziwa ngokuzenzakalelayo.

Ithreyi ephelele, ifilimu, isivalo, ukudla, amandla e-microwave, isikhathi sokushisa kanye nemiyalelo yokukhulula umusi kumele iqinisekiswe.

Ingabe Ifilimu ye-EVOH/PP Ingasetshenziswa Ekudleni Okuqandisiwe?

Isakhiwo esisezingeni lefriji singathuthukiswa, kodwa ukuguquguquka kwezinga lokushisa eliphansi, amandla okushaya, ukugcinwa kwesivalo, ukususwa kwe-denamination kanye nokumelana nokubhoboza kumele kuhlolwe.

Ingabe Ifilimu ye-EVOH/PP Ingaphendulwa?

Ukupakishwa kwe-retort kudinga isakhiwo se-PP ne-EVOH esikhethekile sezinga loku-retort.

Ifilimu yokudla okubandayo ejwayelekile akufanele isetshenziselwe ukucubungula impendulo ngaphandle kokuqinisekiswa ngokushisa okuhlosiwe, ingcindezi, ubude besikhathi kanye nezimo zokudla.

Ukuhambisana Komshini Wokuvala Ithreyi

Ifilimu yesivalo se-EVOH/PP ingaguqulwa ibe imishini yokuvala ithreyi esetshenziswa ngesandla, ezenzakalelayo kanye ne-othomathikhi ngokugcwele.

Abathengi kufanele bahlinzeke:

  • Umkhiqizi kanye nomodeli we-tray-sealer

  • Isakhiwo sesikhunta sethreyi kanye nomgodi

  • Inqubo yomoya, yokushaja igesi noma yokushaja igesi

  • Ububanzi befilimu obudingekayo

  • Ububanzi bangaphakathi be-core

  • Ububanzi obukhulu bokugoqa ngaphandle

  • Isisindo esiphezulu sokugoqa

  • Ukuvala uhlangothi oluboshwe ngaphakathi noma ngaphandle

  • Isiqondiso sokuphumula sefilimu

  • Izinga lokushisa lokuvala

  • Ingcindezi yokuvala

  • Isikhathi sokuhlala

  • Isivinini sokukhiqiza

  • Indlela yokusika ifilimu

  • Inzwa yokubhalisa ukuphrinta

I-HSQY iphinde inikeze            imishini yokuvala ithreyi yokudla        yokuvala ithreyi ejwayelekile kanye nezinhlelo zokusebenza ze-MAP ezikhethiwe.

Indlela Yokusungula Ifasitela Elifanele Lokuvala

Ifasitela lokuvala liwububanzi bokushisa, ingcindezi kanye nesikhathi sokuhlala okudala ukuvala okuqhubekayo ngaphandle kokulimaza ifilimu noma ithileyi.

Izivivinyo zokukhiqiza kufanele zihlole:

  • Izinga lokushisa lokuqalisa uphawu

  • Izinga lokushisa eliphezulu ngaphambi kokuhlanekezelwa kwefilimu noma kwethreyi

  • Ingcindezi yokuvala edingekayo

  • Isikhathi esincane sokuhlala esisebenzayo

  • Amandla okushisa

  • Ukuqina kokuvala ngemva kokupholisa

  • Amandla okuqala nokusabalalisa amahlumela

  • Ukusebenza kokungcola kokuvala

  • Imibimbi nokuvuza kweziteshi

  • Ukuguqulwa kwethreyi ne-flange

  • Ukulandelela nokusika ifilimu

  • Ukuvuza kwephakheji nokumelana nokuqhuma

  • I-oxygen esele kanye nokugcinwa kwegesi ye-MAP

Izinkinga Ezivamile Zokupakisha ze-EVOH/PP

Inkinga Engabangela Izinto Okufanele Zihlolwe
Ifilimu Ayivali I-PE sealant inikezwa ithreyi ye-PP, ifilimu ebuyiselwe emuva noma amandla okuvala anganele Isendlalelo esiqondile se-sealant, i-tray flange, izinga lokushisa, ingcindezi kanye nesikhathi sokuhlala
Iphakheji Ilahlekelwa Igesi Yemephu Isithiyo sethreyi esiphansi, isivalo esingaphelele, imbobo yephini, ukubhoboza noma isithiyo sefilimu esinganele I-OTR yefilimu, i-OTR yethreyi, ukuqhubeka kwesivalo, izinga lokuvuza kanye nomonakalo wephakheji
Isithiyo Siphansi Kunalokho Okulindelekile Umswakama ophezulu, ukujiya kwe-EVOH okunganele, ukuqhekeka okugobile noma ukuqhathaniswa kokuhlolwa okungafanele Izinga lokushisa lokuhlola, umswakama ohlobene, ukujiya kwefilimu kanye nesakhiwo esiphelele
I-oksijini Esele Iphakeme Kakhulu Ukushaja igesi okunganele, i-vacuum enganele, ukuvuza noma umoya wokuqala omningi kakhulu Ukugeleza kwegesi, umjikelezo we-vacuum, indawo yekhanda, ubuqotho bamathuluzi kanye nokuvalwa
Ama-Delaminate efilimu Izendlalelo zethayi ezibuthakathaka, ukwelashwa okunamathelayo okunganele, ukushisa ngokweqile noma ukuchayeka kumakhemikhali Isakhiwo sesendlalelo, amandla esibopho, izimo zokupholisa kanye nokwakheka kokudla
Ukuvuza Kwephakheji Ukungcola kokudla, imibimbi, ukubhoboza, amathileyi onakele noma izivalo ezingaphelele Ukuhlanzeka kwe-flange, ubuqotho befilimu, isimo sethreyi kanye nokuqhubeka kokuvala okugcwele

Ukuthobela Umthetho Wokuxhumana Nokudla

Ukufaneleka kokuthintana nokudla kuncike ku-resin ye-PP eqondile, izinga le-EVOH, izendlalelo zokubopha, inhlaka, i-sealant, ukwelashwa kokulwa nenkungu, uyinki wokuphrinta, uhlobo lokudla kanye nezimo zokusetshenziswa.

Abathengi kufanele bacele amadokhumenti atholakalayo efilimu yezentengiselwano evunyelwe ngqo, okuhlanganisa:

  • Ishidi ledatha lobuchwepheshe

  • Isitifiketi sokuhlaziywa

  • Isimemezelo sokuxhumana nokudla

  • Imibiko yokufuduka noma yokuthobela imithetho

  • Imibiko yokuhlolwa kwe-OTR kanye ne-WVTR

  • Indlela yokuhlola amandla esivalo

  • Izitatimende zezidakamizwa ezinqunyelwe

  • Amarekhodi okulandelela amaqoqo

Ukupakishwa kwezokwelapha kanye nemithi akufanele kukhuthazwe ngaphansi kwencazelo ejwayelekile yokumboza ukudla ngaphandle kokuhlanzeka okuhlukile, ukubulala amagciwane, ukuqinisekiswa kanye nemibhalo yezomthetho.

Ingabe Ifilimu Ye-EVOH/PP Enezithiyo Eziphakeme Ingaphinde Isetshenziswe?

Ifilimu ye-EVOH esekelwe ku-PP ingaklanywa njengesakhiwo esihambisana nokusetshenziswa kabusha lapho i-polypropylene ihlala iyi-polymer evelele kanti i-EVOH, izendlalelo zokubopha, uyinki kanye nopende kuhlala ngaphakathi kwemingcele eyamukelekayo.

Kodwa-ke, akuwona wonke amafilimu aqukethe i-PP ne-EVOH angasetshenziswa kabusha ngokuzenzakalelayo.

Ukuphinda kusetshenziswe kuncike ku:

  • Iphesenti eliphelele le-PP

  • Amaphesenti e-EVOH

  • Okuqukethwe kwesendlalelo se-tie kanye ne-glue

  • Ukuba khona kwe-PE, i-PET, i-PA noma amanye ama-polymer

  • Uyinki wokuphrinta, izembozo kanye nama-anti-inkungu

  • Izinto zethreyi

  • Ikhono lokuhlukanisa isembozo nethreyi

  • Ukungcola kokudla

  • Ingqalasizinda yokuqoqa nokuhlunga yendawo

  • Iziqondiso zokuklama indawo oya kuyo emakethe ukuze kusetshenziswe kabusha

Isakhiwo se-BOPP/EVOH/PE siqukethe kokubili i-PP ne-PE futhi akufanele sichazwe njengefilimu ye-mono-PP ngaphandle kokuthi ukuhlolwa okuqashelwayo kusekela isimangalo.

Izinketho Zokwenza Ngokwezifiso

  • Ubukhulu befilimu obujwayelekile ngokwezifiso

  • Izilinganiso zesendlalelo se-PP kanye ne-EVOH ezenziwe ngokwezifiso

  • Ukwakheka okulula ukuhlubula noma ukukhiya

  • Amandla okukhuhla noma ukushisela ngokwezifiso

  • Ama-OTR kanye nama-WVTR aqondiwe ngokwezifiso

  • Ukwelashwa okulwa nenkungu

  • Ukusebenza kokungcola kokuvala

  • Isakhiwo esimelana nokubhoboza

  • Ibanga le-microwave eliqondene nohlelo lokusebenza

  • Ibanga lefriji eliqondene nohlelo lokusebenza

  • Ibanga lokuphendula eliqondene nohlelo lokusebenza

  • Ukuphrinta ngokwezifiso kanye nezimpawu zokubhalisa

  • Ububanzi befilimu ngokwezifiso kanye nobude bokugoqa

  • Umongo ongokwezifiso kanye nobubanzi obukhulu bokugoqa

  • Isiqondiso sokugoba ngokwezifiso

  • Izakhiwo ezigxile ekusetshenzisweni kabusha ezigxile ku-PP

  • Amabhokisi enziwe ngokwezifiso, amalebula kanye nama-pallet okuthumela ngaphandle

Izidingo Zokulawula Ikhwalithi

  • Ukuqinisekiswa kwezinto ze-PP, EVOH kanye ne-tie-layer

  • Ubukhulu befilimu kanye nokusatshalaliswa kwesendlalelo

  • Ububanzi nobude bokugoqa

  • Usayizi oyinhloko kanye nobubanzi bomgoqo ongaphandle

  • Ukungezwani komoya kanye nokuqondanisa umqulu

  • Ukucaca, inkungu kanye nokucwebezela

  • Amandla esibopho esiphakathi kwezingqimba

  • Isilinganiso sokungqubuzana

  • Izinga lokushisa lokuqalisa uphawu

  • Amandla okushisa

  • Amandla okuvala noma okususa ukukhiya

  • Ukumelana nokubhoboza kanye nokuqhekeka okugobile

  • I-OTR kanye ne-WVTR ngaphansi kwezimo ezithile

  • Ukuhlolwa kokulwa nenkungu uma kudingeka

  • Umbala wokuphrinta kanye nokunemba kokubhalisa

  • Ukubuyekezwa kwamadokhumenti okuxhumana nokudla

  • Ukuvikelwa kokupakishwa kanye nephalethi

Ulwazi Oludingekayo Ukuze Kutholakale Isilinganiso

  • Izinto zethreyi kanye nesakhiwo sesendlalelo esiphelele

  • Izinto eziku-flange yokuvala ithreyi

  • Amasampula ethreyi angokoqobo

  • Ubukhulu bethreyi nobubanzi beflange

  • Ukudla noma umkhiqizo opakishiwe

  • Izinga lokushisa lokugcwalisa

  • Isikhathi sokuphila esidingekayo seshelufu kanye nokushisa kokugcina

  • Ingxube yegesi ye-MAP kanye nethagethi ye-residual-oxygen

  • I-OTR ne-WVTR ezidingekayo nezimo zokuhlola

  • Isidingo sokuvala kalula noma sokuvala ngokukhiya

  • Amandla okuhlubula noma okuvala okuqondiwe

  • Imfuneko yokulwa nenkungu

  • Isidingo se-microwave, ifriji noma i-retort

  • Ubukhulu befilimu, ububanzi kanye nobude bokugoqa

  • Ububanzi obuyinhloko kanye nobubanzi obukhulu bokugoqa

  • Isiqondiso sokugoba ohlangothini lokuvala

  • Umkhiqizi kanye nomodeli womshini wokuvala ithreyi

  • Ukushisa kokuvala, ingcindezi kanye nesikhathi sokuhlala

  • Isivinini sokukhiqiza

  • Ukuphrinta umsebenzi wobuciko kanye nobude obuphindaphindwayo

  • Imibhalo edingekayo yokuxhumana nokudla kanye neyokuvimbela

  • Inani le-oda kanye nokusetshenziswa konyaka

  • Izwe oya kulo, ichweba noma ikheli lokulethwa

Imibuzo Evame Ukubuzwa Mayelana Nefilimu ye-EVOH/PP

Iyini ifilimu ye-EVOH/PP enezivikelo eziphakeme?

Yifilimu enezingqimba eziningi esekelwe ku-PP equkethe ungqimba oluncane lwe-EVOH olunciphisa ukudluliswa komoya-mpilo kanye negesi.

Yisiphi isakhiwo esinconywayo samathileyi e-PP?

Izakhiwo ezivamile zifaka phakathi i-PP/Tie/EVOH/Tie/PP kanye ne-BOPP/PP-EVOH-PP ene-sealant yokuxhumana nokudla ehambisana ne-PP.

Ingabe i-BOPP/EVOH/PE iyafana nefilimu ye-EVOH/PP?

Cha. I-BOPP/EVOH/PE iqukethe ungqimba lokuvala lwe-PE, kuyilapho ifilimu yangempela esekelwe ku-PP eyenzelwe amathreyi e-PP alula kufanele isebenzise ungqimba lokuvala oluhambisana ne-PP.

Yini eyenziwa yi-EVOH kule filimu?

I-EVOH inikeza isithiyo esiyinhloko se-oxygen, igesi kanye nephunga.

Ingabe i-EVOH inikeza isithiyo somswakama?

Hhayi ngokuyinhloko. I-PP inikeza iningi lokumelana nomswakama futhi ivikela ungqimba lwe-EVOH oluzwela umswakama.

Kungani i-OTR kumele ifake izimo zomswakama?

Ukusebenza kwe-EVOH-oxygen-barrier kuyashintsha ngomswakama, izinga lokushisa, ibanga kanye nobukhulu. Inani le-OTR ngaphandle kwemibandela yokuhlola aliphelele.

Ingabe ifilimu ye-EVOH/PP ingakwazi ukuvala amathreyi e-PP alula?

Yebo, uma ifilimu isebenzisa ungqimba lokuvala oluhambisanayo lwe-PP futhi idlula ukuhlolwa kokuvala ngethreyi langempela.

Ingabe ingavala amathreyi e-PP/EVOH/PP?

Yebo, uma i-flange yethreyi iveza indawo ehambisanayo ye-PP futhi isithiyo esiphelele sephakheji siqinisekisiwe.

Ingabe ingavala amathreyi e-PET noma e-PET/PE?

I-PP sealant ejwayelekile akufanele ithathwe njengevala izindawo ze-PET noma ze-PE. Kudingeka ifilimu ethile ye-substrate.

Ingabe ifilimu ye-EVOH/PP ehlutshwa kalula iyatholakala?

Ukusebenza okulula kokuhluba kungathuthukiswa kusetshenziswa indlela yokwakheka kwe-sealant ehlubayo ehambisana ne-PP.

Iyini ifilimu ye-EVOH/PP evaliwe?

Idala uphawu oluqinile noma olungaqhekeki kakhulu lokuphepha kwephakeji, ukumelana nokuvuza kanye nokugcinwa kwegesi ye-MAP.

Ingabe ifilimu ingasetshenziswa ekupakisheni i-MAP?

Yebo, uma ihlanganiswa nethileyi elihambisanayo elinomkhawulo ophezulu, uphawu oluthembekile, ingxube yegesi efanelekile kanye nochungechunge olubandayo oluqinisekisiwe.

Ingabe ifilimu ingaqinisekisa isikhathi esithile sokuphelelwa yisikhathi?

Cha. Isikhathi sokulinda sincike nasekuphepheni kokudla, inhlanzeko, isithiyo sethreyi, ingxube yegesi, i-oxygen esele, ubuqotho besivalo kanye nokushisa kokugcina.

Ingabe kukhona into yokulwa nenkungu?

Yebo. Ukwelashwa okulwa nenkungu kungenziwa ngokwezifiso zenyama ebandayo, ukudla kwasolwandle, ubisi kanye nokupakishwa kokudla okulungele.

Ingabe ifilimu ye-EVOH/PP ingafakwa kuma-microwave?

Isakhiwo sezinga le-microwave singathuthukiswa, kodwa ifilimu ejwayelekile akufanele ichazwe ngokuzenzakalelayo njengengafakwa kwi-microwave.

Ingabe ifilimu ye-EVOH/PP ingasetshenziswa ekudleni okuqandisiwe?

Isakhiwo sezinga lefriji sidinga ukuqinisekiswa okuhlukile kwamandla okushaya, ukugcinwa kwesivalo kanye nokunamathela kwesendlalelo.

Ingabe ifilimu ye-EVOH/PP ingaphendulwa?

Isakhiwo se-PP/EVOH/PP esisezingeni lokuphendula kuphela okufanele sisetshenziswe ekucubungulweni kwe-retort.

Yibuphi ubukhulu obutholakalayo?

Ububanzi bereferensi ye-HSQY yamanje bungaba ngu-50–90 μm, kuncike kwisakhiwo esiqondile sezingqimba eziningi.

Yibuphi ububanzi bokugoqa obutholakalayo?

Ububanzi bokubhekisela bungaba ngu-150–900 mm, kufaka phakathi ububanzi obukhethiwe obungu-180 mm, 320 mm, 400 mm kanye no-640 mm.

Ingabe ifilimu ye-EVOH/PP ingaphrintwa ngokwezifiso?

Yebo. Ama-logo, ihluzo, izithako, ama-barcode, amakhodi e-QR kanye nezimpawu zokubhalisa zingaphrintwa.

Ingabe ifilimu ye-EVOH/PP ingaphinde isetshenziswe?

Isakhiwo esibusa i-PP singase sihambisane nezinhlelo zokuvuselela i-PP uma i-EVOH nezinye izingxenye zihlala ngaphakathi kwemingcele eyamukelekayo. Kusadingeka ukuhlolwa okuqondene nemakethe.

Iyini inani elincane kakhulu le-oda?

I-MOQ ebhekiselwe njengamanje icishe ibe yi-1,000 kg ngesakhiwo noma incazelo ngayinye.

Isikhathi sokukhiqiza singakanani?

Isikhathi sokuhola sokukhiqiza okubhekiselwe cishe siyizinsuku zokusebenza eziyi-10-15 ngemuva kokuqinisekiswa kwesakhiwo kanye nemininingwane yezentengiselwano.

Ngingacela isampula noma umqulu wokuhlola?

Amasampula noma imiqulu yokulinga ingaxoxwa ngokuhambisana kwethreyi, amandla okuvala, i-OTR, i-anti-fog kanye nokuhlolwa komugqa we-MAP.

Cela Isilinganiso Sefilimu Enezithiyo Eziphezulu ze-EVOH/PP

Ufuna umkhiqizi wefilimu yokumboza e-EVOH esekelwe ku-PP, ifilimu ye-MAP ehlubula kalula, ifilimu yokukhiya noma isisombululo sokumboza ithreyi esingasetshenziswa kabusha se-PP?

Xhumana ne-HSQY ngesakhiwo sethreyi yakho, isicelo sokudla, i-OTR target, uhlobo lwesivalo, imodeli yomshini kanye nokusetshenziswa konyaka ukuze ucele izincomo zobuchwepheshe, amasampula kanye namanani efektri.

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