Na'urar Marufi ta atomatik ta Na'urar Marufi ta Roba Fim ɗin Marufi

Fim ɗin haɗin gwiwa da aka samar daga layuka biyu ko fiye ya kamata ya zama kamar fim ɗaya. Wannan ya ƙunshi fiye da manne tsakanin fina-finan biyu. Hakanan yana da alaƙa da fim ɗin tawada. Manne samfuran roba ne. Yawancin mannewa manne ne mai sassa biyu na polyurethane (PU). Haɗakar sinadarai ta hanyar haƙa manne yana warkar da manne. Manne a saman substrate galibi tsari ne na zahiri kuma ƙaramin ɓangare ne kawai tsarin sinadarai. A wannan lokacin, ana haƙa sassan manne tare da abubuwan da ke cikin fim ɗin filastik kuma a ƙara warkewa.
Idan an riga an buga fim ɗin haɗaka yayin aikin haɗawa to manne da tawada dole ne su cika ƙarin buƙatu. Babban buƙatu shine cewa ya kamata layin ciki ya kasance yana da ingantaccen mannewa da bushewa kafin a fara laminating. Wannan yana nufin cewa ba a yarda da ragowar mai narkewa a cikin layin da aka buga ba. Amma sau da yawa ana barin mai narkewa ko barasa a cikin manne na tawada. Saboda wannan dalili, halayen manne ya kamata su iya ɗaurewa zuwa ƙungiyoyin free radicals (-OH). In ba haka ba, manne da wakilin warkarwa za su yi aiki da kansu kuma su rasa asalin halayensu.
Daga cikin manne-manne, ana bambanta manne-manne da aka yi da solvent daga manne-manne marasa solvent kamar manne-manne na UV. Haɗin haƙa mai tushen solvent yana buƙatar ramin bushewa don ya kunna solvent ɗin. Lokacin da ake amfani da manne-manne na UV, hasken UV yana tafiya ta cikin fim ɗin haɗin gwiwa zuwa manne don ya haɗa manne-manne tare.
1. Busasshen sinadari
Yana nufin hanyar da manne yake haɗuwa a cikin yanayi na bushewa. Da farko, manne ɗin yana shafa a kan wani abu. Bayan bushewa a cikin ramin bushewa, duk abubuwan da ke cikin manne ɗin suna bushewa. Tsarin narke manne, haɗa wani abu a ciki, sanyaya, da kuma wartsakewa don samar da kayan haɗin gwiwa masu kyawawan halaye.
2. Maganin fitar da iska
Ana kuma san shi da haɗakar siminti, wanda shine ɗayan manyan hanyoyin samar da marufi mai sassauƙa. Yana narkar da thermoplastics kamar polyethylene da polypropylene a cikin injin haɗakar extrusion, kuma yana gudana daidai gwargwado a cikin siririn fim daga kan lebur, kuma ana ci gaba da shafa shi akan kayan tushe, ana ƙirƙirar fim ɗin haɗakar mai layuka biyu ko fiye ta hanyar dannawa da abin naɗin matsi da sanyaya da abin naɗin sanyaya.
Lamination na extrusion yana da fa'idodin saurin samarwa, tsarin samarwa mai sauƙi, yanayin samarwa mai tsabta, ingantaccen samarwa mai yawa, aiki mai sauƙi, ƙarancin farashi, kuma babu ragowar mai narkewa. Yana da mahimmanci a wurin.