Lamination mara ƙarfi ya girma a kasuwa, galibi saboda ƙoƙarin kamfanonin marufi da masu samar da kayayyaki, musamman fasahar lamination ta aluminum don sake fasalin ta shahara sosai, kuma ta ɗauki babban mataki a ƙarƙashin yanayin muhalli na maye gurbin lamination na gargajiya da aka yi da tushen solvents da kuma samar da lamination da aka fitar. Kamfanonin marufi suna fama da matsaloli daban-daban na inganci saboda yanayin samfuran daban-daban a cikin kayan aiki, aiki, kayan aiki, fasaha mai inganci da amfani. Wannan takarda za ta yi magana game da wata matsala da ke akwai, wato ikon buɗe jakar da kuma santsi.
Misali, fim ɗin polyethylene mai layu uku da aka fitar da shi an yi shi ne da layin corona, layin aiki na tsakiya da kuma layin hatimin zafi na ƙasa. Yawanci, ana ƙara ƙarin buɗewa da santsi a cikin layin hatimin zafi. Ana canja wurin ƙarin santsi tsakanin layuka 3, kuma ƙarin buɗewa ba shi da shi.
A matsayin kayan rufewa mai zafi, buɗewa da ƙarin abubuwa masu laushi suna da mahimmanci yayin samar da haɗakar marufi masu sassauƙa. A zahiri sun bambanta, amma yawancin masana'antun marufi ba su fahimci cewa iri ɗaya ne ba.
Ƙarin buɗewa gabaɗaya shine silicon dioxide da ake samu a kasuwa, wanda wani abu ne mara tsari wanda zai iya ƙara juriyar fim ɗin ga danko. Wasu abokan ciniki koyaushe suna ganin cewa layukan jakar guda biyu suna da duhu a tsakaninsu, kamar gilashi biyu da suka haɗu. Za ku lura cewa yana da santsi don buɗewa da gogewa, wanda yawanci ba shi da ƙarin abubuwan buɗewa. Kuma har ma wasu masu yin fim ba sa amfani da shi.
Babban abin da ake ƙarawa mai laushi shine Erucic acid amide, wanda shine farin foda wanda galibi yake manne da abin naɗawa na lamination da kuma abin naɗawa na jagora a cikin tsarin lamination-base-solvent. Idan aka ƙara wani abu mai laushi mai yawa yayin aikin lamination-free-solvent, wasu za su watse zuwa layin corona yayin da zafin jiki ke ƙaruwa, wanda ke haifar da raguwar ƙarfin barewa. Fim ɗin PE na asali mai haske na lamination wanda aka bare da fari, za a iya goge shi da nama. Akwai hanyar da za a bincika da gwada ko rage ƙarfin barewa ya shafi yawan ƙarin abubuwa masu laushi, a sanya fim ɗin laminate mai ƙarancin ƙarfi a cikin tanda a zafin 80℃ na tsawon mintuna biyar, sannan a gwada ƙarfin. Idan ya ƙaru sosai, an kammala da cewa raguwar ƙarfin barewa ya faru ne saboda yawan sinadarin santsi.
Idan aka kwatanta da sake kunna lamination na tushen solvent, hanyar lamination mara solvent ta fi sauƙi don cimma canja wurin ƙari da watsawa. Hanya da aka saba don tantance sake kunna lamination mara solvent ita ce a duba cewa sun yi ƙanƙanta kuma sun yi kyau don ba da damar kwararar manne mara solvent ta biyu mai kyau. Yayin da matsin lamba ya yi yawa, ƙarin abin da ke zamewa zai iya ƙaura zuwa layin da aka laminated, ko ma layin bugawa. Saboda haka, muna cikin rudani game da wannan batu. Abin da za mu iya yi shi ne rage zafin jiki mai warkewa, rage nauyin rufi, sassauta fim ɗin, da kuma ƙara ƙarin abubuwa masu laushi akai-akai. Amma ba tare da kyakkyawan iko na sama ba, manne yana da wahalar warkewa kuma yana riƙe ruwa. Ƙarin abubuwa da yawa ba wai kawai zai shafi ƙarfin barewa na jakar filastik ba, har ma yana shafar aikin rufewa mai zafi.
KANDA NEW MATERIALS ta fitar da jerin manne-manne don magance waɗannan matsalolin. Manna WD8117A / B mai sassa biyu ba tare da narkewa ba kyakkyawan shawara ne. Abokan ciniki sun daɗe suna tabbatar da shi.
| Tsarin gini | Asalin ma'aunin gogayya | Laminated coefficient na gogayya |
| DABBOBI/PE30 | 0.1~0.15 | 0.12~0.16 |
Ana iya amfani da WD8117A / B don magance matsalar ƙarancin ƙarfin barewa da kuma aikin rufewar zafi saboda yawan santsi na saman ba tare da buƙatar masana'antar fim ta asali ta rage su ba.
Bugu da ƙari, WD8117A/B yana da ƙarin kaddarorin guda biyu:
1. Ƙarfin barewar OPP / AL / PE ya wuce N3.5, kusa da ko sama da na wasu manne-manne ...
2. Gyaran da sauri. A ƙarƙashin sharuɗɗan da aka ba da shawara, fim ɗin laminating zai iya rage lokacin gyarawa na kimanin awanni 8, wanda hakan ke ƙara ingancin samarwa sosai.
A taƙaice, ya kamata a tantance ƙimar gogayya ta ƙarshe ta fim ɗin haɗaka bisa ga ma'aunin gogayya mai tsauri tsakanin fim da farantin ƙarfe. Ya kamata a gane kuma a gyara kuskuren ra'ayin cewa yana da wuya a buɗe jaka saboda babu isassun ƙarin kayan laushi. Za mu iya samun kwanciyar hankali da samfuran marufi masu sassauci ne kawai ta hanyar kowane taƙaitaccen bayani da sabuntawa.
Lokacin Saƙo: Yuni-03-2019