Mawonedwe: 0 Wolemba: Mkonzi wa Tsamba Nthawi Yofalitsa: 2026-08-16 Chiyambi: Tsamba
Filimu yoyenera yophimba imasankhidwa pogwirizanitsa gawo lake lotetezera kutentha ndi zinthu zomwe zili pa thireyi—osati kungogwirizana ndi zinthu zomwe zatchulidwa pa thireyi.
Kusiyana kumeneku n'kofunika kwambiri makamaka posankha filimu yophimba kuti igwiritsidwe ntchito pa thireyi ya PET. Thireyi ya APET nthawi zambiri imakhala ndi malo otsekera PET, pomwe thireyi ya PET/PE imatha kukhala ndi PE pa flange. Ngakhale kuti mathireyi onsewa ali ndi PET, nthawi zambiri amafunika zotsekera zosiyanasiyana za chivindikiro.
Tchati chotsatirachi chikupereka malo oyambira osankha filimu ndi mayeso a mzere.
Zinthu zotayira ndi pamwamba pa flange yeniyeni |
Filimu yovomerezeka ndi gawo lotchingira kutentha |
Kuyesa kwachizolowezi kwa kutseka ndi ntchafu * |
Njira yotsekula kapena kutsegula |
Mikhalidwe yanthawi zonse yautumiki† |
|---|---|---|---|---|
CPET yokhala ndi malo otsekera a CPET kapena PET |
Filimu ya BOPET kapena PET yophimbidwa ndi uvuni yokhala ndi chophimba chotenthetsera cha CPET/PET chogwirizana ndi PET |
180–220°C |
Kutsekeka kosavuta kozizira, kutsekeka kotulutsa kutentha kapena kutseka chisindikizo |
Ovuni yozizira, yozizira, ya microwave kapena yachikhalidwe yokhala ndi giredi yoyenera yokha |
APET kapena rPET yokhala ndi malo otsekera a PET |
BOPET yokutidwa, filimu ya mono-PET kapena laminate yokhala ndi copolyester sealant yogwirizana ndi PET |
140–180°C |
Interfacial easy peel, controlled peel kapena lock seal |
Malo ozizira, ouma komanso osankhidwa kuzizira; nthawi zambiri si oyenera kugwiritsa ntchito mu uvuni wamba |
PET/PE kapena PET/EVOH/PE yokhala ndi PE yowonekera pa flange |
BOPET/PE, PET/EVOH/PE kapena filimu ina yokhala ndi chosindikizira chogwirizana ndi PE |
120–160°C |
Peel yosavuta ya PE, peel yolumikizidwa bwino kapena chisindikizo chotseka |
Kugwiritsa ntchito mu uvuni wozizira, wozizira komanso wa MAP; kugwiritsa ntchito mu uvuni wa microwave kapena uvuni kumafuna kapangidwe koyenera |
PP kapena PP/EVOH/PP ndi PP yowonekera pa flange |
BOPET/CPP, PET/PP kapena filimu yolumikizidwa ndi chosindikizira chogwirizana ndi PP |
160–200°C |
PP yosavuta kupeta, kupeta kolamulidwa kapena chisindikizo chokhazikika chotseka |
Kugwiritsa ntchito mu microwave yozizira, yotentha komanso yosankhidwa; retort imafuna mtundu wapadera wa retort |
* Kutentha kumeneku ndi malo owunikira, osati malo otsimikizika opangira. Mafilimu oyambira otsika komanso odziwika bwino amatha kugwira ntchito kunja kwa malo awa. Nthawi zonse yambani ndi pepala laukadaulo la wogulitsa filimuyo ndikutsimikizira zenera pamakina enieni.
† Kutentha kwa ntchito kumafotokoza momwe zinthu zimasungidwira kapena kutenthetsera. Sikofanana ndi kutentha kwa chitseko. Uvuni uliwonse, microwave, firiji kapena retort ziyenera kugwiritsidwa ntchito pa dongosolo lonse la chakudya cha thireyi-filimu.
Filimu yophimba nthawi zambiri imakhala ndi zigawo zingapo zogwira ntchito:
Chigawo chakunja cha PET kapena BOPET cha mphamvu, kumveka bwino, kukhazikika kwa magawo ndi kusindikiza
Chosankha cha EVOH, chophimba kapena chotchinga china
Gulu lomatira kapena tayi wosanjikiza
Chitseko chamkati chotseka kutentha chomwe chimalumikizana mwachindunji ndi flange ya thireyi
Njira ina yopewera chifunga, kupeta kapena kutulutsa mpweya
Gawo lokhalo lotseka kutentha lomwe limapanga mgwirizano ndi thireyi. Kapangidwe kake kayenera kugwirizana ndi polima kapena chophimba chomwe chimawonekera pa flange.
Ichi ndichifukwa chake filimu yomwe imatchedwa 'PET lidding film' siiyenera yokha pa thireyi iliyonse yokhala ndi PET. Chonyamulira chakunja chingakhale PET, pomwe chosindikizira chingakhale PE, PP kapena chophimba chapadera.
Musanayitanitse, tsimikizirani izi:
Kapangidwe kathunthu ka thireyi, osati dzina lake lokha la zinthu
Ndi gawo liti lomwe limaonekera pa flange yotsekera
Kaya flange ili ndi chophimba, khungu lotseka kapena kapangidwe kake kobwezeretsanso
Kaya kutseka kofunikira ndikosavuta kuchotsa, kutulutsa kutentha kapena kutseka chitseko
Kusunga, kugawa, ndi kutenthetsanso phukusi lonse
Filimu yogwiritsira ntchito thireyi ya CPET nthawi zambiri iyenera kugwiritsa ntchito chonyamulira cha PET kapena BOPET chokhazikika chomwe chili ndi chophimba chotenthetsera chomwe chimagwirizana ndi CPET. Ngati phukusilo lidzalowa mu uvuni wamba wokhala ndi chivindikiro cholumikizidwa, gawo lililonse liyenera kukhala loyenerera kutentha ndi nthawi yomwe yatchulidwa mu uvuni.
Ziyeneretso zimenezo zikuphatikizapo filimu, chophimba chotenthetsera, guluu wa laminate, inki, mankhwala oletsa chifunga, thireyi ndi malangizo osindikizidwa a ogula.
Chotsekeka chozizira: Wogwiritsa ntchito amachotsa chivindikiro asanachitenthe. Chotsekekacho chiyenera kukhala chotetezeka ngakhale chikaphikidwa mufiriji kapena mufiriji koma chitsegulidwe bwino nthawi yokonzekera.
Chotupa chotulutsa kutentha: Filimuyo imakhala yotsekedwa nthawi yosungiramo ndi kutulutsa kapena kutulutsa mpweya m'njira yowongoka pamene chakudya chikutenthedwa.
Kutentha kochotsa mpweya kapena kotulutsa mpweya: Wogwiritsa ntchito amachotsa mpweya pang'ono, kuboola kapena kutsegula mpweya wopangira mpweya asanatenthetse microwave kapena uvuni.
Chisindikizo cha loko: Chimagwiritsidwa ntchito potseka kosatha pamene chitetezo chili chofunika kwambiri ndipo chivindikirocho chimatsegulidwa mwa kudula kapena kung'amba.
Mathireyi a CPET akhoza kukhala ndi mawonekedwe osiyanasiyana pamwamba kapena khungu losasinthika la PET seal. Chifukwa chake, mathireyi awiri omwe amagulitsidwa ngati CPET amatha kupanga mphamvu zosiyana za seal ndi filimu yomweyo.
Laminate ya PET/PE yodziwika bwino singathe kutenthedwa yokha mu uvuni. Ngakhale kuti chonyamulira PET chingapirire kutentha kwambiri, chosindikizira cha PE, chomatira, inki yosindikizira ndi mankhwala oletsa chifunga zingakhale ndi malire otsika.
Gwiritsani ntchito filimu yokha yomwe yavomerezedwa pa:
Thireyi yeniyeni ya CPET
Kutentha kwakukulu kwa uvuni
Nthawi yotenthetsera
Mtundu wa chakudya ndi kulemera kwake
Kaya chivindikirocho chikadali cholumikizidwa mokwanira
Malangizo ofunikira potulutsa mpweya kapena kuchotsa mpweya
APET imagwiritsidwa ntchito kwambiri pa zakudya zozizira, zinthu zopangidwa, zinthu zophika buledi, masaladi, zinthu za mkaka ndi mapuloteni atsopano. Imapereka kumveka bwino koma nthawi zambiri siisankhidwa kuti igwiritsidwe ntchito potenthetsera mu uvuni wamba.
Pa flange ya APET yokhazikika, zosankha zomwe mumakonda nthawi zambiri ndi izi:
BOPET yokutidwa ndi kutentha
Filimu yophimba ya Mono-PET yokhala ndi chophimba chogwirizana ndi PET
Laminate ya PET yotchinga kwambiri yokhala ndi chosindikizira chogwirizana ndi PET
Filimu ya Universal easy-peel yoyesedwa makamaka motsutsana ndi APET
Filimu yabwino yophimba ya APET iyenera kukhala ndi mphamvu yokwanira yotsekera kuti igwire ntchito komanso kugawa popanda kufunikira kutentha kwambiri komwe kungasokoneze flange.
Zinthu zobwezerezedwanso, utoto, zowonjezera zoletsa ma block ndi zinthu zopangira ma tray zimatha kusintha zenera lotsekera. Chifukwa chake thireyi ya rPET iyenera kuonedwa ngati mtundu weniweni wa thireyi m'malo moganiziridwa kuti imachita chimodzimodzi ndi APET yachikale.
Pazinthu zozizira, ganizirani kuphatikiza kugwirizanitsa kwa PET ndi:
Kugwira ntchito kolimbana ndi chifunga kozizira
Kumveka bwino kwambiri
Kutsekeka kosavuta kolamulidwa
Chotchinga cha MAP
Kuboola kwa laser kapena makina
Kusindikiza kobwerera m'mbuyo
Kukana kutentha kochepa
Mathireyi a PET/PE ndi opangidwa ndi zigawo zambiri. PET imathandizira kuuma ndi mawonekedwe, pomwe PE ingapereke magwiridwe antchito otseka komanso kukana chinyezi. Ngati PE yawonekera pa flange, chivindikirocho chiyenera kutsekedwa ku PE—ngakhale kuti thireyi nthawi zambiri imagulitsidwa ngati thireyi ya PET.
Zosankha zachizolowezi zimaphatikizapo:
BOPET/PE yogwiritsidwa ntchito pozizira kwambiri
PET/EVOH/PE pofuna kufunikira kokhala ndi mpweya wochuluka
PET yosindikizidwa yolumikizidwa ku sealant ya PE yomwe imatha kusefedwa
PE-yogwirizana universal lidding film
Ichi ndi chimodzi mwa zifukwa zomwe zimachititsa kuti zinthu zisinthe nthawi zambiri. Chophimba chogwirizana ndi PET chomwe chimapangidwira APET yoyera sichingagwirizane bwino ndi malo otsekera a PE. Mosiyana ndi zimenezi, filimu yotsekera ya PE siyenera kuganiziridwa kuti imatseka mwachindunji ku CPET kapena APET flange iliyonse yosaphimbidwa.
Mukapempha filimu yophimba kuti muyikemo thireyi ya PET, nthawi zonse fotokozani ngati thireyi ndi iyi:
Mono APET kapena rPET
CPET
PET/PE
PET/EVOH/PE
PET yokhala ndi khungu lotseka lokha
Ma tray a PP nthawi zambiri amafunikira chosindikizira chogwirizana ndi PP monga CPP, chosakaniza cha PP chosinthidwa kapena chophimba chapadera chovomerezeka motsutsana ndi PP.
Nyumba zodziwika bwino zimaphatikizapo:
BOPET/CPP
PET/PP
PET/EVOH/PP
Filimu yophimba ya BOPP kapena PP yopangidwa ndi coextruded
Filimu yotseguka ya Universal yoyenera PP
PP imagwiritsidwa ntchito kwambiri pazakudya zozizira, zakudya zotsekemera, zinthu zogwiritsidwa ntchito mu microwave komanso kugwiritsa ntchito zinthu zotentha. Komabe, kuyenerera kwa microwave sikutanthauza kuti phukusili ndi lotetezeka kapena lotetezeka mu uvuni wamba.
Phukusi lobwezera limafuna filimu, chosindikizira, guluu ndi makina osindikizira omwe adapangidwa kuti athe kupirira kupsinjika ndi kutentha konse. Mphamvu ya chisindikizo iyenera kuyesedwa isanayambe komanso itatha kukonzedwa.
Mawu akuti 'peelable' amatanthauza zomwe ogula amakumana nazo, koma njira zosiyanasiyana zosindikizira zimatha kupanga zomwezo.
Chisindikizo |
Momwe imatsegulidwira |
Ntchito yachizolowezi |
Mfundo yayikulu yoyenerera |
|---|---|---|---|
Interfacial easy peel |
Chotsekeracho chimasiyana ndi pamwamba pa thireyi |
Ma tray a APET, CPET, PP ndi PE a ma pack a ogula |
Kutsegula koyera komanso kokhazikika popanda kung'ambika kapena kutsalira |
Peel yolumikizidwa bwino |
Kulekanitsidwa kolamulidwa kumachitika mkati mwa sealant wosanjikiza |
Makina opeta opangidwa ndi PE ndi PP |
Mphamvu yokhotakhota yotsekeka pawindo lotsekereza |
Peel yotulutsa kutentha |
Chigwirizanocho chimafooka kapena kutseka mpweya pansi pa kutentha komwe kwatchulidwa |
Zakudya zokonzeka za CPET |
Kukhazikika kozizira komanso khalidwe lolamulidwa panthawi yotenthetsera |
Chisindikizo chotseka |
Chigwirizanocho ndi chokhazikika ndipo chiyenera kudulidwa, kung'ambika kapena kubowoledwa |
Ma MAP phukuto otetezedwa kwambiri, a mafakitale kapena osankhidwa |
Umphumphu waukulu popanda peel yosayembekezereka |
Dongosolo lotha kutsekedwanso |
Chigawo chokhudzidwa ndi kupanikizika chimalola kutsegula ndi kutseka mobwerezabwereza |
Zakudya zotsekemera, zokhwasula-khwasula, tchizi ndi zakudya zogawika |
Bwezeretsani magwiridwe antchito pambuyo pa kuipitsidwa ndikugwiritsa ntchito mobwerezabwereza |
Kuchotsa laminate yosakonzedwa si njira yovomerezeka yosavuta kuchotsa. Ngati filimu yakunja isiyana ndi sealant yake, phukusili lingasiye zinthuzo pa flange, kuonetsa inki kapena guluu, ndikupangitsa kuti ogula asamagwiritse ntchito bwino.
Malo otsekera ndi nsagwada akhoza kukhala 180°C, koma mawonekedwe otsekerawo amaonekera kwa sekondi imodzi yokha ndipo sangafikire kutentha konse kwa nsagwada. Nthawi yophika uvuni imawonetsa phukusi lonse kutentha kwa mphindi zingapo.
Izi ndi zina mwazofunikira:
Kutentha koyambira kwa chisindikizo: Malo omwe chigwirizano choyezeka chimayambira.
Zenera logwirira ntchito: Kuphatikiza kutentha, nthawi yokhazikika komanso kupanikizika komwe kumapanga zisindikizo zoyenera.
Kutentha: Kuthekera kwa chisindikizo chatsopano kukana kutseguka chisanazizire.
Kutentha kwa ntchito: Kutentha komwe kumakumana nako panthawi yodzaza, kusungira, kutenthetsanso kapena kuphika.
Kutentha kwakukulu: Kutentha koyenerera ndi nthawi ya phukusi lonse.
Kukhuthala kwa filimu, zokutira zida, liwiro la mzere, kutentha kwa thireyi ndi kusamutsa kutentha kudzera pa ukonde zonse zimakhudza ubale pakati pa kutentha kwa nsagwada ndi kutentha kwa mawonekedwe.
Pachifukwa ichi, kukopera kutentha kuchokera ku mzere wina wopanga sikudalirika—ngakhale pamene mizere yonse imagwiritsa ntchito mathireyi ndi mafilimu ofanana.
Makonzedwe opanga ayenera kukhazikitsidwa pa mzere woyesedwa m'malo mwa phukusi limodzi lopambana.
Pezani kapangidwe ka thireyi ndipo dziwani polima kapena chophimba chomwe chili pa flange. Ngati zikalata sizili zokwanira, tumizani thireyi yeniyeni ku chosinthira filimu kuti ikayesedwe.
Zolemba:
Kutentha kwa nsagwada kapena mbale
Nthawi yokhala
Kupanikizika kotseka
Chisindikizo m'lifupi
Chida ndi kutentha kwa thireyi
Liwiro la mzere
Kuyang'ana mafilimu
Kutentha kwa kudzaza kwazinthu
Pangani makonda otsika, apakati ndi apamwamba mozungulira mtunda woyenera. Sinthani chosinthika chimodzi nthawi imodzi kapena gwiritsani ntchito kapangidwe kolembedwa ka zoyeserera.
Cholinga chake ndi kupeza zenera logwira ntchito lokhazikika—osati mphamvu yochepetsera yokha.
Mphamvu ya chisindikizo ndi kukana kutayikira kwa madzi zimagwirizana koma sizili zofanana muyeso. Chisindikizo champhamvu chingakhalebe ndi ngalande, pomwe chisindikizo choyera chopanda madzi sichimafuna mphamvu yayikulu yotsegulira.
Njira zothandiza zoyeneretsera zimaphatikizapo:
Kuyesa mphamvu ya chisindikizo kutengera ASTM F88/F88M
Kuwunika kwa kutentha kwa labotale kutengera ASTM F2029
Kuyang'ana chisindikizo chowoneka bwino
Kupaka utoto koyenera kupakidwa popanda mabowo
Kuyesa kutulutsa madzi pogwiritsa ntchito thovu, vacuum kapena kupanikizika
Kuyesa kuphulika kapena kugwedezeka komwe kuli koyenera
Kuyesa kwa malo owonera mutu wa MAP ndi kusungira mpweya
Kuyesa kugawa, kugwedezeka ndi kugwetsa
Unikani phukusili malinga ndi momwe lilili, kuphatikizapo:
Kudzaza kotentha
Malo osungira ozizira
Kuzizira ndi kusungunuka
Kutenthanso kwa microwave
Kuphika mu uvuni wamba
Kukonza zolakwika
Nthawi yosungiramo zinthu zomwe mukufuna
Mphamvu ya peel, kusweka, kutuluka kwa madzi ndi kugawanika kwa madzi kumatha kusintha mutakonza.
Kugwirizana kwa thireyi ndiye chinthu choyamba chofunikira, koma sichokhacho.
Pa zakudya zomwe zimafunika kusamalidwa ndi mpweya komanso zomwe sizimadwala nthawi yayitali, tchulani kuchuluka kwa mpweya womwe umafalikira komanso kuchuluka kwa mpweya womwe umafalikira ndi nthunzi ya madzi. Lembani kutentha ndi chinyezi chomwe mtengo uliwonse umayezedwa.
EVOH ikhoza kupereka chotchinga cha okosijeni wambiri, koma magwiridwe ake amadalira kapangidwe kake ndi momwe zinthu zilili. Nthawi yosungiramo zinthu iyenera kutsimikiziridwa pogwiritsa ntchito phukusi lonse ndi chakudya.
Chithandizo choletsa chifunga chimathandiza kuti chinyezi chofewa chifalikire mu gawo lowonekera m'malo mopanga madontho owoneka.
Kutentha kapena kuzizira koletsa chifunga
Chakudya ndi kutentha kwa kudzaza
Kutentha kosungirako
Nthawi yoyesera
Mbali ya filimu yonyamula chithandizo
Zotsatira zowoneka bwino
Choletsa chifunga sichiyenera kuloledwa kuchepetsa mphamvu yotsekera kapena kuipitsa flange.
Kusindikiza kumbuyo kumaika zojambula mkati mwa laminate, zomwe zimathandiza kuti zisawonongeke. Inki ndi zomatira ziyenera kukhala zoyenera pakupanga chakudya ndi kuzungulira kutentha komwe kumapangidwira.
Tsimikizirani komwe roll ikupita, malo omwe mungayang'anire maso, kutalika kobwerezabwereza, mawindo owonekera bwino komanso malo okhala ndi deti musanapange.
Zakudya za mu microwave zingafunike mpweya wotuluka ndi laser, valavu kapena chisindikizo chotulutsa kutentha cholamulidwa. Zokolola zatsopano zingafunike kubowoledwa kwakukulu kapena kochepa m'malo mokhala ndi chotchinga chachikulu.
'Chotchinga chachikulu' sichikhala chabwino chokha. Kuchuluka kwa mpweya woipa kumadalira kupuma kwa chakudya, nthawi yomwe chakudyacho chikugwiritsidwa ntchito komanso momwe chimasungidwira.
Vuto |
Zomwe zingayambitse |
Choyamba muyenera kuyang'ana |
|---|---|---|
Filimuyo simamatirira pa thireyi |
Chosindikizira cholakwika pamwamba pa flange; kutentha kosakwanira kapena malo okhazikika |
Tsimikizani mawonekedwe enieni a kukhudzana ndi mawonekedwe a filimu |
Chisindikizo chopapatiza kapena cholumikizidwa |
Chakudya, mafuta kapena chinyezi pa flange; kupanikizika kwa zida kosagwirizana; flange yowonongeka |
Yang'anani ukhondo wa flange, kusalala kwake, ndi kufalikira kwa kuthamanga kwa mpweya |
Kutseka mapesi mosavuta kapena kumatulutsa madzi |
Mphamvu yotseka yosakwanira; kupanikizika kochepa kwambiri; chophimba chosagwirizana |
Wonjezerani makonda mkati mwa zenera lovomerezeka ndikuyesanso umphumphu |
Filimu ikung'ambika m'malo mochotsa |
Kuchotsa mphamvu yochuluka kwambiri; kapangidwe koyipa ka tabu; kutentha kwambiri |
Chepetsani mphamvu yotsekera kapena sankhani mtundu wosavuta kutsekula |
Kulumikiza kapena kusamutsa zinthu |
Dongosolo losagwirizana la peel; kutentha kwambiri; kuwonongeka kwa sealant |
Unikani momwe zinthu zalepherera ndikusintha sealant kapena makonda |
Laminate imalekanitsidwa panthawi yotsegula |
Kulumikizana kosayenera kwa guluu, kuchira kosakwanira kapena kutentha kwambiri |
Chongani kuchiritsa kwa lamination, mphamvu ya bond ndi kuyenerera kwa kutentha |
Ma curls kapena ma deforms a thireyi |
Kutentha kwambiri kapena kupanikizika; chithandizo chosakwanira cha flange |
Chepetsani kutentha ndikuyang'ana chida chotsekera |
Kutseka kwalephera pambuyo pozizira |
Filimu yofooka, kusokonekera kwa thireyi kapena kutayika kwa mphamvu ya chisindikizo |
Yesani paketi yonse mutayizizira, kugwedezeka ndi kusungunuka |
Kutseka kumalephera kuzungulira sosi kapena mafuta |
Kuipitsidwa ndi flange; filimuyo ilibe mphamvu yotseka kuipitsidwa |
Sinthani kuwongolera kudzaza kapena yesani kalasi yodetsa kutseka |
Chogulitsacho chimabisidwa ndi kuzizira |
Chithandizo chotsutsana ndi chifunga chomwe sichili bwino, chosayenera kapena chosayenera |
Tsimikizani mbali yothandizidwa ndi mayeso ndi momwe zinthu zilili |
Kufotokozera kwathunthu kumachepetsa nthawi yopezera zitsanzo ndipo kumalepheretsa filimu yosagwirizana kufika pa kuyesa kopanga.
Perekani mfundo zotsatirazi:
Wopanga thireyi ndi khodi ya chinthu
Kapangidwe ka thireyi yonse ndi gawo lenileni lolumikizirana ndi flange
Chojambula cha thireyi, m'lifupi mwa flange ndi chiwerengero cha zipinda
Mtundu ndi mtundu wa makina otsekera thireyi
M'lifupi mwa filimu, makulidwe, kukula kwapakati ndi m'mimba mwake wozungulira wofunikira
Kuwongolera kozungulira ndi kutalika kobwerezabwereza kosindikizidwa
Chosavuta kuchotsa, kumasula kutentha, kutsekanso kapena kutseka chotseka
Kuchuluka kwa mphamvu yochotsera peel, ngati kulipo
Mtundu wa chakudya, mafuta, chinyezi, msuzi ndi kuipitsidwa komwe kungachitike ndi flange
Kutentha kwa kudzaza ndi liwiro la mzere
Kuzizira, kuzizira, MAP, microwave, uvuni kapena malo oti mubwerere
OTR, WVTR, anti-chifunga, kubowola ndi magwiridwe antchito osindikiza
Malamulo ogwira ntchito okhudzana ndi kulumikizana ndi chakudya komanso msika
Kufunika kwa kuchuluka kwa chaka ndi chaka komanso kuyesedwa kwa mayeso
Fomu yothandiza yopempha ndi iyi:
Tikufuna filimu yophimba [m'lifupi ndi makulidwe] ya [khodi ya thireyi ndi kapangidwe kake]. Gawo la flange lowonekera ndi [PET, PE kapena PP]. Phukusili limafuna [mtundu wa peel], [mikhalidwe yosungira], [njira yotenthetsera], [mlingo woletsa] ndi [zofunikira zosindikizira] pa chosindikizira [chitsanzo cha makina].
Choyamba dziwani ngati flange ili ndi PET kapena PE. APET wamba nthawi zambiri imafuna chophimba chogwirizana ndi PET, pomwe ma PET/PE trays okhala ndi PE pa flange nthawi zambiri amafunikira chosindikizira chogwirizana ndi PE.
Inde, zotsekera zina zonse zimapangidwa kuti zigwiritsidwe ntchito pa malo angapo a thireyi. Komabe, kugwirizana, mphamvu yochotsa fumbi ndi kukana kutayikira kwa madzi ziyenera kutsimikiziridwa padera pa mtundu uliwonse wa thireyi ndi mzere wopangira.
Poyambira nthawi zonse ndi filimu ya BOPET kapena PET yotha kuyikidwa mu uvuni yokhala ndi chophimba chotenthetsera chomwe chimagwirizana ndi CPET/PET. Ngati chivindikirocho chikadali cholumikizidwa panthawi yotenthetsera, gwiritsani ntchito filimu yoyenera kutentha, nthawi ndi njira yotulutsira mpweya.
Osati zokha. Chitseko cha PE sichingagwirizane modalirika ndi flange ya CPET yosaphimbidwa pokhapokha ngati ndi kalasi yodziwika bwino kapena yosinthidwa mwapadera yomwe yayesedwa pamwamba pake.
Makina ambiri a CPET amayesedwa poyamba pa kutentha kwa 180–220°C, koma malo oyenera amadalira utoto wa filimu, nthawi yokhazikika, kuthamanga, chida ndi malo a thireyi. Zambiri zaukadaulo za wogulitsa ziyenera kukhala patsogolo.
Ayi. Kugwirizana kwa thireyi ya CPET ndi kuthekera kwa uvuni ndi zofunikira zosiyana. Kapangidwe ka filimu yonse, guluu, inki, zokutira ndi phukusi lotsekedwa ziyenera kukhala zoyenererana ndi nthawi yomwe uvuni uyenera kuyikidwa.
APET ili ndi kapangidwe kopanda mawonekedwe komwe kamapereka kumveka bwino ndipo imagwiritsidwa ntchito makamaka popaka zinthu zozizira. CPET imapangidwa kuti ikhale yolimba kwambiri pa kutentha ndipo imagwiritsidwa ntchito kwambiri pakudya zokonzeka mu uvuni.
Inde. Dongosolo losavuta kutsekula bwino lingapereke umphumphu wa phukusi lopanda madzi pamene likutsegulidwa pa mphamvu yolamulidwa. Umphumphu wa chisindikizo ndi mphamvu yotsegulira ziyenera kuyesedwa padera.
Ayi. Kukhalitsa kwa alumali kumadalira chivindikiro cha thireyi, malo osindikizira, chakudya, mpweya wozungulira mutu, momwe zinthu zilili komanso kukhazikika kwa phukusi. Zotchinga zokha sizingatsimikizire kuti chinthucho chili ndi moyo.
Kuphatikiza mono-PET kungathandize kuti zinthu zigwirizane, koma kubwezeretsanso zinthu kumadalirabe zokutira, inki, zomatira, zilembo, zotsalira za chakudya ndi zomangamanga zosonkhanitsira ndi kubwezeretsanso zinthu pamsika womwe mukufuna.
Kuti mutseke thireyi yodalirika, gwiritsani ntchito ndondomeko iyi ya zisankho:
Dziwani zinthu zowonekera za flange → gwirizanani ndi gawo la chisindikizo cha chivindikiro → sankhani momwe peel imagwirira ntchito → fotokozani zofunikira pa chotchinga ndi kutentha → khazikitsani zenera lotsekera → tsimikizirani phukusi lonse.
Musavomereze filimu chifukwa chakuti mafotokozedwe ake azinthu alemba CPET, APET, PET/PE kapena PP. Pemphani zambiri zaukadaulo, yesani thireyi yeniyeni ndikuyesa mayeso a liwiro la kupanga musanayike oda yonse.
Kuti mupeze malangizo olondola, tumizani zomwe mukufuna pa thireyi yanu kapena zitsanzo zake pamodzi ndi makina, mtundu wa chakudya, njira yotenthetsera, ndi momwe zimagwirira ntchito pochotsa zinyalala.