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Aynu baranno tignoolajiyada dahaarka ee bacda togan

Mabda'a dahaarku waa in lagu dahaadho resinka dharka tolmada leh ee substrate-ka ee gobolka dhalaalay.Kaliya resin dhalaalaysa ayaa lagu dahaadhay marada tolan oo isla markiiba la qaboojiyey si loo helo laba ka mid ah maro tolan.Haddii filimka dhalaalka dhalaaliyay la sandwich u dhexeeya dhar tolan iyo warqad ama film caag ah inta lagu guda jiro lamination, ka dibna la qaboojiyey si aad u hesho saddex ka mid ah maro tolan, daahan waxaa lagu dabaqi karaa in hal dhinac oo dhar cad si aad u hesho marada xaashida, ama labada dhinac ee maro dhululubo si loo helo maro dhululubo oo dahaarka leh.

Aynu baranno farsamada daahan ee shandad tolmoon (1)

Gaar ahaan, kululaynta ka dib, extruder-ku wuxuu dhalaalaa maaddada polypropylene, wuxuu ku sii daayaa madaxa dhinta, wuxuuna ka soo saaraa oo wuxuu ka kooban yahay maro caag ah oo cylindrical ah oo ku yaal khadka wax soo saarka, ka dibna qaboojiyaa oo u qaabeeya saldhigga maro daahan.Ka dib markii saldhigga maradu uu dhex maro hagaha koowaad iyo preheating ugu horreeya ee filimka ugu horreeya ee daahan ee ka soo jeeda jir aan la daboolin, saldhigga maro ayaa loo rogaa 180 darajo iyada oo loo marayo qaabka isdhaafka ah ee khadka wax soo saarka, si dusha sare ee aan daboolnayn uu kor u kaco, iyo saldhigga maro wuxuu dhex maraa hagaha labaad, preheating labaad iyo filimka labaad ee daahan si loo dhamaystiro filimka labajibbaaran, si loo hubiyo wax soo saarka joogtada ah iyada oo aan la joojin mishiinka.

Aynu barano tignoolajiyada dahaarka ee shandad tolmoon (2)

Inta lagu jiro habka daahan, haddii baabuurka loo soo celiyo sabab qaar ka mid ah, mishiinka korona, preheating iyo qaboojinta duudduuban valve biyaha waa in la xiro waqtiga.Mid mid u fur ka dib markaad baabuurka gasho.Haddii ruffles halis ah ay ka muuqdaan dharka tolka ah, ha dhigin dusha sare ee hawlgalka si loo saxo leexashada, oo si habboon u kordhi xiisadda furfuran.Ka hor inta aan walxaha dahaarka ah lagu shubin qasiyaha, boodhka maqaarka sare ee bacda baakadku waa in la nadiifiyaa.Daahan waa in la nadiifiyaa marka la isku qasayo si looga fogaado boodhka soo galaya hopper.


Waqtiga boostada: Meey-10-2021