Ukubukwa: 0 Umbhali: Umhleli Wesayithi Isikhathi Sokushicilela: 2026-08-16 Imvelaphi: Isayithi
Ifilimu efanele yokumboza ikhethwa ngokufanisa ungqimba lwayo lokuvala ukushisa nezinto ezivezwe ku-flange ye- ithileyi —hhayi nje nezinto ezibhalwe ku- ithileyi specification.
Lo mehluko ubaluleke kakhulu lapho kutholakala ifilimu yokumboza yezinhlelo zokusebenza ze- PET ithileyi . I- APET ithileyi ivame ukuveza indawo yokumboza PET , kuyilapho i- PET/PE ithileyi ingase iveze i-PE ku-flange. Nakuba zombili amathreyi ziqukethe PET , ngokuvamile zidinga ama-sealant ahlukene e-lidding-film.
Ishadi elilandelayo linikeza amaphuzu okuqala asebenzayo okukhetha ifilimu kanye nokuhlolwa kwemigqa.
Izinto zethreyi kanye nobuso be-flange yangempela |
Ifilimu enconyiwe kanye nesendlalelo sokuvala ukushisa |
Ububanzi obujwayelekile bokuhlola ukuvala umhlathi* |
Indlela yokuhlubula noma yokuvula |
Izimo zesevisi ezijwayelekile† |
|---|---|---|---|---|
CPET ene- CPET noma PET yokuvala indawo |
Ifilimu engu- BOPET noma PET efakwe ovini ene-C PET/PE ehambisana ne-T ehambisana ne-heat-seal coating |
180–220°C |
Ukuhlubuka okulula okubandayo, ukuhlubuka okukhipha ukushisa noma ukukhiya uphawu |
Ihhavini elibandayo, eliqandisiwe, eliyi-microwave noma elivamile kuphela elinezinga elifanele |
APET noma r PET ene- PET yokuvala indawo |
Ifilimu yokumboza engu- BOPET , mono- PET noma i-laminate ene-copolyester sealant ehambisana ne- PET |
140–180°C |
Ukuhlubuka okulula kwe-Interfacial, ukuhlubuka okulawulwayo noma uphawu lokukhiya |
Ukusetshenziswa okupholile, okubandayo nokuqandisiwe okukhethiwe; ngokuvamile akulungele ukusetshenziswa kuhhavini ojwayelekile |
PET/PE noma PET/EVOH/PE lapho i-PE ivezwe khona ku-flange |
I-BO PET/PE , PET/EVOH/PE noma enye ifilimu ene-sealant ehambisana ne-PE |
120–160°C |
I-PE elula ukuhlubula, ukuhlubula okuhlanganisiwe okuklanywe ngobunjiniyela noma uphawu lokukhiya |
Ukusetshenziswa okubandayo, okuqandisiwe kanye MAP ; ukusetshenziswa kwe-microwave noma i-oven kudinga isakhiwo esifanelekile |
I-PP noma i-PP/EVOH/PP ene-PP evezwe eflangeni |
BOPET /CPP, PET /PP noma ifilimu ehlanganisiwe ene-sealant ehambisana ne-PP |
160–200°C |
I-PP ehlutshiwe kalula, ehlutshiwe ngokulawulwa noma evaliwe unomphela |
Izinhlelo zokusebenza ze-microwave ezibandayo, ezigcwele ukushisa nezikhethiwe; i-retort idinga izinga elikhethekile le-retort |
* Lawa mazinga okushisa ayizilinganiso zokuhlola, akuwona amasethingi okukhiqiza aqinisekisiwe. Amafilimu okuqala angenasivalo esiphansi kanye namafilimu ajwayelekile angasebenza ngaphandle kwalezi zigaba. Qala njalo ngedatha yobuchwepheshe yomhlinzeki wefilimu impahla yeshidi bese uqinisekisa ifasitela emshinini wangempela.
† Izinga lokushisa lesevisi lichaza izimo zokugcina noma zokufudumala kabusha. Alifani nezinga lokushisa lokuvala. Yonke ihhavini, i-microwave, ifriji noma isimangalo sokuphendula kumele sisebenze ohlelweni oluphelele ithileyi –ifilimu–ukudla.
Ifilimu yokumboza imvamisa iqukethe izendlalelo eziningana ezisebenzayo:
Isendlalelo sangaphandle PET noma BOPET samandla, ukucaca, ukuzinza kobukhulu kanye nokuphrinta
I-EVOH, isembozo noma olunye ungqimba oluvimbelayo olukhethwayo
Isendlalelo se-laminating noma i-tie
Isendlalelo sangaphakathi sokuvala ukushisa esithintana ngqo ne-flange ye ithileyi
Ukusebenza okungakhethwa kokulwa nenkungu, ukuhlubula noma ukungenisa umoya
Ingqimba yokuvala ukushisa engaphakathi kuphela eyakha isibopho ku ithileyi . Ikhemikhali yayo kumele ihambisane ne-polymer noma i-coating evezwe ku-flange.
Yingakho ifilimu echazwa kuphela ngokuthi ' PET ifilimu yokumboza' ingafaneleki ngokuzenzakalelayo kuyo yonke i- PET equkethe ithileyi . Isithwali sangaphandle singaba yi- PET , kuyilapho i-sealant ingaba yi-PE, i-PP noma i-coating eyingqayizivele.
Ngaphambi koku-oda, qinisekisa:
Isakhiwo esiphelele sika- ithileyi , hhayi nje igama laso elijwayelekile
Yisiphi isendlalelo esivezwa ku-flange yokuvala
Kungakhathaliseki ukuthi i-flange ine-coating, seal skin noma i-recycled content formulation
Ukuthi ukuvalwa okudingekayo kulula yini ukuxebuka, ukukhishwa kokushisa noma ukuvalwa kokukhiya
Umjikelezo wokugcina, ukusatshalaliswa kanye nokushisa kabusha kwephakheji ephelele
Ifilimu yezinhlelo zokusebenza ze- CPET ithileyi kufanele isebenzise isithwali PET noma se- BOPET esizinzile ngosayizi esine- CPET ehambisana ne-heat-seal. Uma iphakheji izongena kuhhavini ojwayelekile onesembozo esinamathiselwe, yonke ingxenye kumele ifanelekele izinga lokushisa lehhavini elibekiwe nesikhathi.
Lezo zimfuneko zifaka phakathi ifilimu, i-heat-seal coating, i-laminate adhesive, i-ink, i-anti-fog treatment, i-flange ye ithileyi kanye nemiyalelo yabathengi ephrintiwe.
Ukuhlubuka okulula okubandayo: Umthengi ususa isivalo ngaphambi kokufudumala. Isivalo kumele sihlale siqinile ngesikhathi sokusabalalisa okubandayo noma okuqandisiwe kodwa sivuleke kahle lapho silungiswa.
I-peel yokukhipha ukushisa: Ifilimu ihlala ivaliwe ngesikhathi sokugcina nokukhipha noma ukungenisa umoya ngendlela elawulwayo njengoba ukudla kufudunyezwa.
Ukushisa okuphumayo noma okuphumayo: Umthengi ukhipha kancane, abhoboze noma avule umoya ovulekile oklanyelwe ngaphambi kokushisa nge-microwave noma nge-oven.
Ukuvalwa kwekhiya: Kusetshenziswa ukuvalwa okuhlala njalo lapho kudingeka khona ukuphepha okuphezulu futhi isivalo sivulwa ngokusika noma ngokudabula.
CPET amathreyi ingaba nokwakheka okuhlukile kobuso noma isikhumba se-seal se- PET esingenasimo. Ngakho-ke, amathreyi amabili athengiswa njenge- CPET angakhiqiza amandla ahlukene e-seal ngefilimu efanayo.
I-laminate ejwayelekile ye PET/PE ayifakwa kuhhavini ngokuzenzakalelayo. Nakuba isithwali se PET singase sibekezelele amazinga okushisa aphezulu, i-PE sealant, i-adhesive, i-inki yokunyathelisa kanye nokwelashwa kokulwa nenkungu kungaba nemingcele ephansi.
Sebenzisa kuphela izinga lefilimu eliqinisekisiwe ku:
Okuqondile CPET ithileyi
Izinga lokushisa eliphezulu le-oven
Isikhathi sokushisa
Uhlobo lokudla kanye nesisindo esigcwalisiwe
Ukuthi isivalo sihlala sinamathele ngokuphelele
Imiyalelo edingekayo yokukhipha umoya noma yokukhuhla
APET ivame ukusetshenziselwa ukudla okubandayo, imikhiqizo, imikhiqizo yokubhaka, amasaladi, izinto zobisi kanye namaprotheni amasha. Inikeza ukucaca okuhle kakhulu kodwa ngokuvamile ayikhethwa ekushiseni okuvamile kuhhavini.
Nge-flange ecacile ye APET , izinketho ezikhethwayo ngokuvamile yilezi:
Imbozwe nge-heat-seal BOPET
Ifilimu yokumboza ye-Mono- PET enesembozo sesivalo esihambisana ne PET
I-laminate enezivikelo eziphakeme PET ene-sealant ehambisana ne- PET
Ifilimu evulekile ehlutshiwe kalula evivinywe ngqo ku- APET
Ifilimu enhle yokumboza engu APET kufanele ithuthukise amandla okuvala anele okuphatha nokusabalalisa ngaphandle kokudinga ukushisa okweqile okuphambukisa i-flange.
Okuqukethwe okuphinde kwasetshenziswa, ama-pigment, izithasiselo ezilwa nokuvimba kanye nezimo zokukhiqiza ithileyi kungashintsha ifasitela lokuvala. Ngakho-ke i-r PET ithileyi kufanele ifaneleke njengebanga langempela ithileyi kunokuba kucatshangwe ukuthi iziphatha njenge-virgin APET .
Ngemikhiqizo ebandayo, cabanga ngokuhlanganisa ukuhambisana kwe- PET ne:
Ukusebenza kokumelana nenkungu okubandayo
Ukucaca okuphezulu
Ukuhlubuka okulula okulawulwayo
MAP isithiyo
Ukubhoboza nge-laser noma ngomshini
Ukuphrinta okuphambene
Ukumelana nomthelela ophansi ekushiseni
Izakhiwo ze- PET/PE amathreyi ziyizakhiwo ezinezingqimba eziningi. PET inegalelo ekuqineni nasekubukekeni, kuyilapho i-PE inganikeza ukusebenza kokuvala kanye nokumelana nomswakama. Uma i-PE ivezwe ku-flange, isivalo kumele sivale ku-PE—yize i- ithileyi ivame ukudayiswa njenge- PET ithileyi .
Izinketho ezijwayelekile zifaka:
I-BO PET/PE yezinhlelo zokusebenza ezipholile ezijwayelekile
PET/EVOH/PE yezidingo eziphezulu zokuvimbela umoya-mpilo
Kuphrintiwe PET okunamathiselwe ku-sealant ye-PE ehlubukayo
Ifilimu yesivalo yendawo yonke ehambisana ne-PE
Lesi ngesinye sezimbangela ezivame kakhulu zamaphutha okuthenga. Isembozo esihambisanayo PET esenzelwe i- APET ecacile kungenzeka singaboshelwa ngokuthembekile endaweni yokuvala ye-PE. Ngokuphambene nalokho, ifilimu ye-PE-seal akufanele kucatshangwe ukuthi ivala ngqo kuwo wonke ama-flange angagqokwanga CPET noma APET .
Uma ucela ifilimu yokumboza yephakheji ye- PET ithileyi , hlala usho ukuthi i- ithileyi iyi:
I-Mono APET noma i-r PET
CPET
PET/PE
PET/EVOH/PE
PET enesikhumba sokuvala esikhethekile
I-PP amathreyi ngokuvamile idinga isivalo esihambisana ne-PP njenge-CPP, ingxube ye-PP eguquliwe noma i-coating eyingqayizivele eqinisekisiwe ngokumelene ne-PP.
Izakhiwo ezivamile zifaka:
BOPET /CPP
PET /PP
PET /EVOH/PP
Ifilimu yokumboza esekwe ku-PP ehlanganisiwe noma ehlanganisiwe
Ifilimu evulekayo yomhlaba wonke efanelekile i-PP
I-PP isetshenziswa kabanzi ekudleni okubandayo, ukudla okumnandi, imikhiqizo efakwa kuma-microwave kanye nokusetshenziswa kokugcwalisa okushisayo. Kodwa-ke, ukufaneleka kwe-microwave okujwayelekile akusho ukuthi iphakethe liyakwazi ukushintshwa noma liphephile kuhhavini ojwayelekile.
Iphakheji yokuphendula idinga ifilimu, isivali, inhlaka kanye nohlelo lokuphrinta oluklanyelwe ukumelana nomjikelezo ophelele wokucindezela nokushisa. Amandla esivali kufanele ahlolwe kokubili ngaphambi nangemva kokucutshungulwa.
Igama elithi 'elicwebezelayo' lichaza ulwazi lomthengi, kodwa izindlela ezahlukene zokuvala zingadala lolo lwazi.
Imodi yokuvala |
Indlela evuleka ngayo |
Isicelo esijwayelekile |
Iphuzu eliyinhloko lokufaneleka |
|---|---|---|---|
Ukuhlubuka okulula kwe-Interfacial |
I-sealant ihlukana nobuso be- ithileyi |
APET , CPET , PP kanye ne-PE amathreyi yamaphakethe abathengi |
Ukuvula okuhlanzekile nokungagudluki noma okusalile |
I-peel ehlanganisiwe eklanywe ngobunjiniyela |
Ukuhlukaniswa okulawulwayo kwenzeka ngaphakathi kwesendlalelo se-sealant |
Izinhlelo zokuhluba ezisekelwe ku-PE kanye ne-PP |
Amandla okuxebuka aqinile ngaphesheya kwefasitela lokuvala |
I-peel yokukhipha ukushisa |
Isibopho siyabuthaka noma sivuleke ngaphansi kwezimo zokushisa ezichaziwe |
CPET ukudla okulungisiwe |
Ubuqotho obubandayo kanye nokuziphatha okulawulwayo ngesikhathi sokushisa |
Isivalo sokukhiya |
Isibopho sihlala njalo futhi kumele sinqunywe, sidabuke noma sibhobozwe |
Amaphakethe e- MAP aphephile kakhulu, ezimbonini noma akhethiwe |
Ubuqotho obukhulu ngaphandle kokuhlunga okungahlosiwe |
Uhlelo oluvuselelwa kabusha |
Isendlalelo esizwela ukucindezeleka sivumela ukuvulwa nokuvalwa okuphindaphindiwe |
I-Deli, ukudla okulula, ushizi kanye nokudla okulinganiselwe |
Phinda usebenze ngemuva kokungcola nokusetshenziswa okuphindaphindiwe |
Ukususwa kwe-laminate okungahleliwe akuyona indlela eyamukelekayo yokuhlubula kalula. Uma ifilimu yangaphandle ihlukana ne-sealant yayo, iphakethe lingashiya izinto ku-flange, liveze uyinki noma inhlaka, futhi likhiqize ulwazi olungaguquki kumthengi.
Indawo yokubeka umhlathi wokuvala ingaba ngu-180°C, kodwa isikhombikubona sokuvala sibonakala ingxenye encane yomzuzwana futhi singase singafinyeleli izinga lokushisa eligcwele lomhlathi. Umjikelezo wehhavini uveza lonke iphakethe ekushiseni imizuzu embalwa.
Lezi yizincazelo ezihlukile:
Izinga lokushisa lokuqalisa uphawu: Iphuzu lapho isibopho esilinganiswayo siqala khona ukwakheka.
Ifasitela lokusebenza: Inhlanganisela yokushisa, isikhathi sokuhlala kanye nengcindezi ekhiqiza izivalo ezamukelekayo.
I-Hot tack: Amandla esivalo esisha okumelana nokuvuleka ngaphambi kokuba siphole.
Izinga lokushisa lesevisi: Izinga lokushisa elihlangatshezwana nalo ngesikhathi sokugcwalisa, ukugcinwa, ukufudumeza kabusha noma ukupheka.
Umjikelezo wokushisa ophezulu: Izinga lokushisa elifanelekile kanye nobude bephakheji ephelele.
Ubukhulu befilimu, izembozo zamathuluzi, isivinini somugqa, izinga lokushisa elingu ithileyi kanye nokudluliswa kokushisa ngewebhu konke kuthinta ubudlelwano phakathi kokushisa komhlathi kanye nezinga lokushisa le-interface.
Ngenxa yalesi sizathu, ukukopisha isethingi yokushisa kusuka komunye umugqa wokukhiqiza akuthembekile—ngisho noma zombili lezi zindlela zisebenzisa amathreyi efanayo namafilimu.
Isethingi yokukhiqiza kufanele isekelwe esivivinyweni somugqa olawulwayo kunokuba isekelwe kwiphakheji eyodwa ephumelelayo.
Thola isakhiwo se- ithileyi bese ukhomba i-polymer noma i-coating evezwe ku-flange. Uma imibhalo ingaphelele, thumela amathreyi ebonakalayo ku-converter yefilimu ukuze kuhlolwe ukuhambisana.
Irekhodi:
Izinga lokushisa lomhlathi noma leplaten
Isikhathi sokuhlala
Ingcindezi yokuvala
Ububanzi besivalo
Ithuluzi kanye nokushisa okungu ithileyi
Isivinini somugqa
Ukuqondiswa kwefilimu
Izinga lokushisa lokugcwalisa umkhiqizo
Dala izilungiselelo eziphansi, eziphakathi neziphezulu ezizungeze ububanzi obunconywayo. Shintsha i-variable eyodwa ngesikhathi noma sebenzisa umklamo oqoshiwe wokuhlola.
Umgomo ukuthola ifasitela lokusebenza elizinzile—hhayi nje amandla aphezulu kakhulu okuxebula.
Amandla esivali kanye nokumelana nokuvuza kuhlobene kodwa akulingani. Isivali esinamandla singase sibe nomsele, kuyilapho isivali esihlanzekile esingenawo umoya singadingi njalo amandla amakhulu okuvula.
Izindlela eziwusizo zokufaneleka zifaka:
Ukuhlolwa kwamandla esivalo okusekelwe ku-ASTM F88/F88M
Ukuhlolwa kwe-heater-seal elebhu okusekelwe ku-ASTM F2029
Ukuhlolwa kwesimbozo esibonakalayo
Ukungena kwedayi kufaneleka ekupakisheni okungenazimbobo
Ukuhlolwa kokuvuza okusekelwe kubhamuza, i-vacuum noma ingcindezi
Ukuhlolwa kokuqhuma noma ukukhukhuleka lapho kufaneleka khona
Ukuhlolwa kwesikhala sekhanda kanye nokugcinwa kwegesi okungu MAP
Ukuhlolwa kokusatshalaliswa, ukudlidliza kanye nokuwa
Hlola iphakethe ngemuva kwezimo zalo zangempela, okuhlanganisa:
Ukugcwalisa okushisayo
Isitoreji esibandayo
Ukuqandisa nokuncibilikisa
Ukufudumala kabusha kwe-microwave
Ukupheka okuvamile kuhhavini
Ukucutshungulwa kwe-retort
Isikhathi sokuphila esihleliwe
Amandla okuxebuka, ukuphuka, ukuvuza kanye nokwehlukaniswa kungashintsha ngemva kokulungiswa.
Ukuhambisana kwethreyi kuyimfuneko yokuqala, kodwa akuyona yodwa.
Kokudla okungu MAP kanye nokudla okuzwela impilo yeshelufu, chaza izinga lokudluliselwa komoya-mpilo elilinganisekayo kanye nezidingo zezinga lokudluliselwa komoya-mpilo emanzini. Qopha izinga lokushisa kanye nomswakama lapho inani ngalinye lilinganiswa khona.
I-EVOH inganikeza isithiyo esiphezulu se-oxygen, kodwa ukusebenza kwayo kuncike esakhiweni nasezimweni zemvelo. Isikhathi sokulinda kufanele siqinisekiswe kusetshenziswa iphakethe eliphelele kanye nomkhiqizo wokudla.
Ukwelashwa okulwa nenkungu kusiza umswakama ohlanganisiwe ukuthi usabalale ube ungqimba olubonakalayo kunokuba wakhe amaconsi abonakalayo.
Ukushisa noma ukubanda okulwa nenkungu
Ukudla kanye nokushisa kokugcwalisa
Izinga lokushisa lesitoreji
Ubude bokuhlolwa
Uhlangothi lwefilimu oluphethe ukwelashwa
Umphumela obonakalayo owamukelekayo
Akufanele kuvunyelwe ukuthi i-anti-inkungu inciphise amandla okuvala noma ingcolise i-flange.
Ukuphrinta okuphambene kubeka umsebenzi wobuciko ngaphakathi kwe-laminate, okusiza ekuwuvikeleni ekugugulekeni. Uyinki kanye nezinamathiselo kumele zifanele ukwakhiwa okuhlosiwe kokuxhumana kokudla kanye nomjikelezo wokushisa.
Qinisekisa indlela yokugoqa, indawo yophawu lwamehlo, ubude obuphindaphindwayo, amafasitela asobala kanye nezindawo zekhodi yosuku ngaphambi kokukhiqiza.
Ukudla kwe-microwave kungadinga umoya ophumayo, i-valve noma isivalo sokukhulula ukushisa esilawulwa yi-laser. Imikhiqizo emisha ingadinga ukubhoboka okukhulu noma okuncane kunokuba kube yisithiyo esikhulu.
'Umgoqo ophezulu' awungcono ngokuzenzakalelayo. Izinga lokudlulisa igesi elifanele lincike ekuphefumuleni kokudla, isikhathi sokuphelelwa yisikhathi kanye nesimo sokupakisha.
Inkinga |
Izimbangela ezingaba khona |
Okufanele ukuhlole kuqala |
|---|---|---|
Ifilimu ayivali ku- ithileyi |
Isivali esingalungile sobuso be-flange; ukushisa okwanele noma ukuhlala okuhlalayo |
Qinisekisa ungqimba lokuxhumana langempela kanye nokuqondiswa kwefilimu |
Isivalo esinamachashazi noma esinemisele |
Ukudla, uwoyela noma umswakama ku-flange; ingcindezi yamathuluzi engalingani; i-flange eyonakele |
Hlola ukuhlanzeka kweflange, ukuthamba kanye nokusatshalaliswa kwengcindezi |
Vala amahlumela kalula kakhulu noma uyavuza |
Amandla okuvala anganele; ingcindezi iphansi kakhulu; ukugqoka okungahambisani |
Khulisa izilungiselelo ngaphakathi kwewindi elivunyiwe bese uhlola kabusha ubuqotho |
Faka i-film izinyembezi esikhundleni sokuzikhipha |
Amandla okukhuhla aphezulu kakhulu; ukwakheka kwethebhu okungekuhle; izinga lokushisa elidlulele |
Nciphisa amandla okuvala noma khetha ibanga elilawulwayo lokuhlubuka kalula |
Ukudluliselwa kwezintambo noma kwezinto |
Uhlelo lokuhluba olungahambisani; ukushisa okukhulu; ukuwohloka kwesivalo |
Buyekeza imodi yokwehluleka bese ushintsha isivalo noma izilungiselelo |
I-Laminate iyahlukana ngesikhathi sokuvulwa |
Isibopho esibi sokunamathela, ukuqina okungaphelele noma ukuchayeka ngokweqile ekushiseni |
Hlola ukwelashwa kwe-lamination, amandla esibopho kanye nokufaneleka kokushisa |
Ama-curls noma ama-deform e-flange ethreyi |
Ukushisa noma ingcindezi eyeqile; ukwesekwa okunganele kwe-flange |
Nciphisa ukushisa bese uhlola ithuluzi lokuvala |
Ukuvala kuyahluleka ngemva kokuqandisa |
Ifilimu ebhidlikile, ithileyi ukuphambuka noma ukulahlekelwa amandla esivalo |
Hlola iphakethe eliphelele ngemva kokuqandisa, ukushayisana kanye nokuncibilika |
Ukuvalwa kwe-seal kuhlulekile eduze kwesoso noma uwoyela |
Ukungcola kwe-flange; ifilimu ayinalo ikhono lokuvala ukungcola |
Thuthukisa ukulawula ukugcwalisa noma uvivinye izinga lokungcola kokuvala |
Umkhiqizo ufihlwe yi-condensation |
Ukwelashwa okulwa nenkungu okungekho, okungalungile noma okungaqondile |
Qinisekisa uhlangothi oluphathwe kahle kanye nezimo zokuhlolwa |
Ukucaciswa okuphelele kunciphisa isikhathi sokuthatha amasampula futhi kuvimbele ifilimu engahambisani ukuthi ifinyelele esivivinyweni sokukhiqiza.
Nikeza ulwazi olulandelayo:
Umkhiqizi wethreyi kanye nekhodi yomkhiqizo
Isakhiwo esiphelele ithileyi kanye nesendlalelo sangempela sokuxhumana kwe-flange
Umdwebo wethreyi, ububanzi beflange kanye nenani lamagumbi
Uhlobo lomshini wokuvala ithreyi kanye nomodeli
Ububanzi befilimu obudingekayo, ukujiya, usayizi oyinhloko kanye nobubanzi obukhulu bokugoqa
Isiqondiso sokujika kanye nobude obuphindaphindwayo obuphrintiwe
Isidingo sokususa ukungcola kalula, ukukhishwa kokushisa, ukuvalwa kabusha noma ukuvalwa ngokukhiya
Uhla lwamandla okuhlubula oluqondiwe, uma lutholakala
Uhlobo lokudla, amafutha, umswakama, isosi kanye nokungcola okungenzeka kube khona kwe-flange
Izinga lokushisa lokugcwalisa kanye nesivinini somugqa
Kupholile, kuqandisiwe, MAP , kuma-microwave, kuhhavini noma ezimweni zokuziphendulela
Ukusebenza okudingekayo kwe-OTR, WVTR, anti-inkungu, ukubhoboka kanye nokuphrinta
Imithethonqubo esebenzayo yokuxhumana nokudla kanye nemakethe
Ivolumu yonyaka elindelekile kanye nesidingo somqulu wokuhlola
Ifomethi yesicelo ewusizo yile:
Sidinga ifilimu yokumboza [ububanzi nobukhulu] yekhodi nesakhiwo se-[ ithileyi . Isendlalelo se-flange esiveziwe [ PET , PE noma PP]. Iphakheji idinga [uhlobo lwe-peel], [izimo zokugcina], [inqubo yokushisa], [izinga lokuvimbela] kanye [nezidingo zokuphrinta] ku-sealer [yomshini] ithileyi .
Okokuqala thola ukuthi i-flange iveza i PET noma i-PE. I-Plain APET ngokuvamile idinga i-coating ehambisana ne- PET , kuyilapho i PET/PE amathreyi ene-PE ku-flange ngokuvamile idinga i-sealant ehambisana ne-PE.
Yebo, ezinye izivalo ezijwayelekile zenzelwe izindawo eziningi ze- ithileyi . Kodwa-ke, ukuhambisana, amandla okuxebuka kanye nokumelana nokuvuza kumele kuqinisekiswe ngokwehlukana kuzo zonke izinhlobo ze- ithileyi kanye nomugqa wokukhiqiza.
Indawo evamile yokuqala ifilimu ye- BOPET noma PET efakwa kuhhavini ene-C PET/PE ehambisana ne-T. Uma isivalo sihlala sinamathele ngesikhathi sokushisa, sebenzisa ifilimu efanelekela izinga lokushisa eliqondile, isikhathi kanye nendlela yokukhipha umoya.
Hhayi ngokuzenzakalelayo. Isendlalelo sokuvala se-PE kungenzeka singaboshelwa ngokuthembekile ku-flange engagqokwanga CPET ngaphandle kokuthi iyibanga elijwayelekile noma eliguquliwe ngokukhethekile elihlolwe kulolo buso.
Izinhlelo eziningi ze- CPET zihlolwa ekuqaleni ebangeni le-jaw-setpoint elingu-180–220°C, kodwa ukusethwa okufanele kuncike ekumbozweni kwefilimu, isikhathi sokuhlala, ingcindezi, ithuluzi kanye nobuso be- ithileyi . Idatha yobuchwepheshe yomhlinzeki kumele ithathe indawo yokuqala.
Cha. CPET ithileyi ukuhambisana kanye nokukwazi ukusebenza kwe-oven kuyizidingo ezahlukene. Isakhiwo sefilimu ephelele, ingcina, uyinki, uqweqwe kanye nephakheji evaliwe kumele kufanelane nomjikelezo we-oven ohlosiwe.
I APET inesakhiwo esingenasimo esihlinzeka ngokucaca okuphezulu futhi isetshenziswa kakhulu ekupakisheni okubandayo. CPET yenziwe ikristalu ukuze imelane nokushisa okukhulu futhi ivame ukusetshenziselwa ukudla okulungiselelwe ukuphekwa kuhhavini.
Yebo. Uhlelo oluklanywe kahle lokuhlubula kalula lunganikeza ubuqotho bephakheji engenamoya ngenkathi luvula ngamandla alawulwayo. Ubuqotho besivalo kanye namandla okuvula kufanele kuhlolwe ngokwehlukana.
Cha. Isikhathi sokuphila kweshalofu sincike kufilimu yesivalo, ithileyi , indawo yesivalo, ukudla, igesi enendawo yokubeka, izimo zokugcina kanye nobuqotho bephakheji. Amanani ezithiyo zodwa awakwazi ukuqinisekisa isikhathi sokuphila komkhiqizo.
Inhlanganisela ye-mono- PET ingathuthukisa ukuhambisana kwezinto, kodwa ukuphindeka kabusha kusaxhomeke ekumbozweni, kuyinki, okunamathelayo, amalebula, izinsalela zokudla kanye nengqalasizinda yokuqoqwa nokusetshenziswa kabusha emakethe eqondiwe.
Ukuze uthole ukuvalwa okuthembekile ithileyi , sebenzisa lolu hlelo lwezinqumo:
Thola izinto ze-flange eziveziwe → fanisa ungqimba lwesivalo → khetha ukuziphatha kwe-peel → chaza izidingo zomgoqo kanye nokushisa → sungula ifasitela lokuvala → qinisekisa iphakheji ephelele.
Ungalokothi uvumele ifilimu ngoba nje incazelo yomkhiqizo wayo ibala u CPET , APET , PET/PE noma u-PP. Cela idatha yobuchwepheshe, hlola u- ithileyi wangempela bese usebenzisa izivivinyo zesivinini sokukhiqiza ngaphambi kokufaka i-oda eliphelele.
Ukuze uthole isincomo esinembile, thumela imininingwane yakho ithileyi noma amasampula angokoqobo kanye nomodeli womshini, uhlobo lokudla, inqubo yokushisa kanye nokuziphatha okudingekayo kokuhluba.
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