Fim ɗin polyethylene (PE) wani abu ne na bakin ciki, mai sassauƙa da aka yi daga polyethylene polymer wanda ake amfani da shi sosai don marufi, kariya, da sauran aikace-aikace.Tsarin kera na fim ɗin polyethylene za a iya raba shi cikin matakai da yawa:
- Samar da Resin: Mataki na farko a cikin tsari shine samar da albarkatun kasa, wanda shine nau'in resin polyethylene.Ana yin wannan ta hanyar polymerization, tsarin sinadarai wanda ke haifar da dogayen sarƙoƙi na ƙwayoyin polymer daga monomers kamar ethylene.Daga nan sai a yi pelleted resin, a bushe, a adana shi don ƙarin sarrafawa.
- Extrusion: Mataki na gaba shine canza guduro zuwa fim.Ana yin hakan ne ta hanyar wucewa da resin ta wani na'ura mai narkar da resin da kuma tilasta shi ta wata karamar budewa da ake kira die.Gudun da aka narke yana kwantar da hankali kuma yana ƙarfafa yayin da aka fitar da shi, yana samar da takardar fim mai ci gaba.
- Sanyaya da iska: Bayan an fitar da fim ɗin, ana sanyaya shi zuwa zafin daki kuma a raunata a kan nadi.Fim ɗin na iya shimfiɗawa da daidaitawa yayin wannan tsari, wanda ke inganta kayan aikin injinsa kuma ya sa ya fi dacewa.
- Calendering: Za a iya ƙara sarrafa fim ɗin ta hanyar tsarin da ake kira calendering, wanda a cikinsa an wuce shi ta hanyar dumama mai zafi don ƙirƙirar ƙasa mai santsi da sheki.
- Lamination: Ana iya haɗa fim ɗin tare da wasu kayan don samar da tsarin laminated.Ana yin wannan sau da yawa ta hanyar yin amfani da manne tsakanin nau'i biyu ko fiye na fim, wanda ke ba da ingantattun kaddarorin shinge da haɓaka aikin samfurin ƙarshe.
- Bugawa da yanke: Za a iya buga samfurin fim na ƙarshe tare da ƙirar da ake so ko zane-zane, sannan a yanka a cikin girman da ake so don takamaiman aikace-aikace.
Wadannan matakai na iya bambanta dangane da abubuwan da ake so da kuma aikace-aikacen amfani da ƙarshen fim ɗin polyethylene, amma ainihin tsari ya kasance iri ɗaya.
Lokacin aikawa: Maris-04-2023