Kayan Abinci Roll Film Roll Na'urar Marufi Na atomatik Fim ɗin Marufi Filastik

Fim ɗin da aka haɗe da aka yi daga yadudduka biyu ko fiye ya kamata ya zama ba za a iya rabuwa da shi kamar fim ɗaya ba. Wannan ya ƙunshi fiye da kawai manne tsakanin fina-finai biyu. Hakanan yana da alaƙa da fim ɗin tawada. Adhesives samfurori ne na roba Yawancin mannen mannewa ne mai kashi biyu na polyurethane (PU). Halin sinadarai na aikin hakowa yana warkar da m. Manne da ke saman ƙasa shine galibi tsari ne na zahiri kuma ƙaramin sashi shine tsarin sinadarai. A wannan lokacin, abubuwan da ke cikin mannewa suna raguwa tare da abubuwan da ke cikin fim din filastik kuma a kara warkewa.
Idan an riga an buga fim ɗin haɗaɗɗiya yayin aikin haɗin gwiwa to dole ne manne da tawada sun cika ƙarin buƙatu. Babban abin da ake buƙata shine cewa Layer na ciki yakamata ya sami saurin mannewa da bushewa kafin lamination. Wannan yana nufin cewa ba a ƙyale ragowar sauran ƙarfi a cikin lilin da aka buga. Amma sauran ƙarfi ko barasa galibi ana barin su a cikin daurin tawada. A saboda wannan dalili, kadarorin manne ya kamata su iya ɗaure ga radicals kyauta (-OH kungiyoyin). In ba haka ba, manne da wakili na warkewa za su amsa da kansu kuma su rasa ainihin kaddarorin su.
Daga cikin mannen, an bambanta manne-nau'i masu ƙarfi daga manne marasa ƙarfi irin su UV adhesives. Cakuɗen rawar jiki na tushen ƙarfi yana buƙatar rami mai bushewa don daidaita ƙarfi. Lokacin da ake amfani da adhesives na UV, hasken UV yana tafiya ta cikin fim ɗin da aka haɗa zuwa manne don yin polymerization tare.
1. Dry fili
Yana nufin hanyar da aka haɗa manne a cikin yanayin bushewa. Na farko, an rufe manne a kan wani abu. Bayan bushewa a cikin rami mai bushewa, duk abubuwan da ke cikin mannewa sun bushe. Tsarin narkar da manne, haɗawa da wani abu zuwa gare shi, sanyaya, da kuma warkewa don samar da kayan haɗin gwiwa tare da kyawawan kaddarorin.
2. Extrusion fili
Hakanan ana kiranta da simintin simintin gyare-gyare, wanda shine ɗayan manyan hanyoyin samar da marufi masu sassauƙa. Yana narkar da thermoplastics kamar polyethylene da polypropylene a cikin na'ura mai haɗawa extrusion, kuma yana gudana daidai a cikin fim na bakin ciki daga kan lebur, kuma ana ci gaba da rufe shi akan kayan tushe, fim ɗin haɗaɗɗen yadudduka biyu ko fiye yana samuwa ta latsa tare da. abin nadi mai matsa lamba da sanyaya tare da abin nadi mai sanyaya.
Extrusion lamination yana da abũbuwan amfãni daga cikin sauri samar gudun, sauki samar da tsari, tsabta samar da muhallin, high samar da ya dace, sauki aiki, low cost, kuma babu sauran sauran ƙarfi. muhimmin wuri.