Labarai

Kuna neman inganta layin marufi ko inganta aikin gine-ginen da aka yi wa laminate? Wannan jagorar mai amfani tana bincika muhimman ƙa'idodi, zaɓin kayan aiki, matakan sarrafawa, da dabarun magance matsaloli a cikin rufin extrusion (wanda kuma aka sani da lamination) - wata fasaha da ake amfani da ita sosai a fannonin marufi, likitanci, motoci, da masana'antu.

Menene Lamination (Extrusion Coating) kuma Ta Yaya Yake Aiki?

Lamination, ko extrusion coating, tsari ne da ya ƙunshi shafa robar da aka narke (galibi polyethylene, PE) a kan abubuwa kamar takarda, yadi, waɗanda ba a saka ba, ko foil ɗin aluminum. Ta amfani da na'urar extrusion, ana narke filastik ɗin, a shafa, sannan a sanyaya shi don samar da tsari mai haɗaka.

Babban ƙa'idar ita ce amfani da ruwan robar da aka narke a yanayin zafi mai yawa don cimma haɗin kai mai ƙarfi da substrate, ta haka ne za a ƙara halayen shinge, rufe zafi, da kuma dorewa ga kayan tushe.

Matakan Tsarin Lamination Masu Mahimmanci

1. Shiri na Kayan Danye: Zaɓi ƙwayoyin filastik masu dacewa (misali, PE, PP, PLA) da kuma abubuwan da aka yi amfani da su (misali, takarda mara kyau, yadi mara saka).

2. Narkewa da Fitar da Roba: Ana zuba ƙwayoyin filastik a cikin wani abu mai fitar da ruwa, inda ake narke su su zama ruwa mai ƙauri a yanayin zafi mai yawa. Sannan ana fitar da robar da ta narke ta cikin wani abu mai kama da T-die don samar da narkewa iri ɗaya kamar fim.

3. Shafi da Haɗawa: An shafa fim ɗin filastik mai narkewa daidai a saman abin da aka riga aka cire a ƙarƙashin ikon sarrafa matsin lamba. A wurin shafa, an haɗa filastik mai narkewa da abin da aka haɗa sosai a ƙarƙashin aikin na'urorin juyawa.

4. Sanyaya da Saiti: Kayan da aka haɗa da sauri suna wucewa ta cikin na'urorin sanyaya, suna barin filastik ɗin da aka narke ya yi sanyi da ƙarfi cikin sauri, yana samar da fim ɗin filastik mai ƙarfi.

5. Naɗewa: Ana ɗaure kayan haɗin da aka sanyaya kuma aka saita a cikin birgima don sarrafawa da amfani daga baya.

6. Matakai na Zabi: A wasu lokuta, don inganta mannewar laminated Layer ko haɓaka halayen saman, substrate na iya yin maganin corona kafin a shafa.

Jagorar Zaɓin Substrate da Roba don Shafawa ko Lamination

Kayan da ke cikin aikin lamination sun haɗa da abubuwan da aka yi da su da kuma kayan laminating (robobi).

1. Ƙananan abubuwa

2. Kayan Laminating (Robobi)

• Polyethylene (PE)

LDPE: Kyakkyawan sassauci, ƙarancin narkewa, ya dace da lamination na takarda.

LLDPE: Ƙarfin juriya mai ƙarfi da juriyar hudawa, sau da yawa ana haɗa shi da LDPE.

HDPE: Yana bayar da ƙarfi da ƙarfin aiki mai ƙarfi, amma yana da wahalar sarrafawa.

• Polypropylene (PP)

Ya fi ƙarfin juriya da tauri fiye da PE. Ya dace da aikace-aikacen tsaftacewa mai zafi sosai.

• Roba Mai Rushewa

PLA: Mai haske, mai lalacewa, amma yana da iyaka a juriyar zafi.

PBS/PBAT: Mai sassauƙa kuma mai sarrafawa; ya dace da mafita masu dorewa na marufi.

• Sinadaran Musamman na Polymers

EVOH: Kyakkyawan shingen iskar oxygen, wanda galibi ana amfani da shi azaman matsakaiciyar Layer a cikin marufi na abinci.

Ionomers: Haske mai kyau, juriya ga mai, da kuma kyakkyawan hatimin hatimi.

Matsaloli da Magani da Aka Fi So a Shafawa da Lamination:Jagorar Shirya Matsaloli Mai Amfani

1. Matsalolin Mannewa / Toshewa

Dalilai: Rashin isasshen sanyaya, yawan tashin hankali, rashin isasshen ko rashin daidaituwa na maganin hana toshewa, yanayin zafi mai yawa, da kuma danshi.

Magani: Rage zafin sanyaya, ƙara lokacin sanyaya; rage tashin hankali mai lanƙwasa yadda ya kamata; ƙara ko inganta adadin da watsawar magungunan hana toshewa (misali, erucamide, oleamide, silica, SILKE SILIMER jerin super slip and anti-blocking masterbatch); inganta zafin jiki da danshi na yanayi a cikin yanayin samarwa.

Gabatar da Jerin SILIKE SILIMER: Babban tsari na zamewa mai inganci da hana toshewa don nau'ikan fina-finan filastik daban-daban da kuma polymers da aka gyara.

Muhimman Fa'idodi Abubuwan zamewa da hana toshewa don Fina-finan Polyethylene

•Ingantaccen aikin zamewa da buɗe fim

• Kwanciyar hankali na dogon lokaci a ƙarƙashin yanayin zafi mai yawa

• Babu ruwan sama ko foda (“babu wani tasiri na fure”)

• Babu wani mummunan tasiri ga bugu, rufe zafi, ko lamination

• Yana inganta narkewar ruwa da kuma watsawar launuka, abubuwan cikawa, da kuma ƙarin abubuwa masu aiki a cikin tsarin resin.

Ra'ayoyin Abokan Ciniki - Shafi ko Lamination na Extrusion Applications Solutions:
Masana'antun fina-finan roba da ke amfani da tsarin rufewa da lamination da extrusion sun ba da rahoton cewa magungunan zamewa da hana toshewa na SILIMER suna magance matsalolin mannewa na lebe yadda ya kamata kuma suna inganta ingantaccen sarrafawa a cikin shafa mai da aka yi da PE.

2. Rashin Ƙarfin Barewa (Delamination):

Dalilai: Ƙarancin kuzarin saman substrate, rashin isasshen maganin corona, ƙarancin zafin extrusion, rashin isasshen matsin lamba na shafi, da rashin daidaito tsakanin filastik da substrate.

Magani: Inganta tasirin maganin corona akan substrate; ƙara zafin extrusion yadda ya kamata don haɓaka danshi na narkewar substrate; ƙara matsin lamba na shafi; zaɓi kayan laminating waɗanda suka fi dacewa da substrate, ko ƙara wakilai masu haɗawa.

3. Lalacewar saman fata (misali, tabo, idanun kifi, yanayin bawon lemu):

Dalilai: Datti, kayan da ba a narke ba, danshi a cikin kayan filastik; rashin tsaftar kayan; yanayin zafi ko matsin lamba mara kyau na fitarwa; rashin sanyaya daidai.

Magani: Yi amfani da kayan filastik masu inganci da busassun kayan aiki; a kullum tsaftace na'urar cirewa da fitar da kayan aiki; inganta sigogin fitar da kayan aiki da sanyaya su.

4. Kauri mara daidaito:

Dalilai: Yanayin zafin da bai daidaita ba, rashin daidaita gibin lebe, sukurori masu fitar da iska, da kuma kauri mara daidaiton substrate.

Maganin: Daidaita zafin jiki na mutu; daidaita gibin lebe; kula da na'urar fitarwa akai-akai; tabbatar da ingancin substrate.

5. Rashin Rufe Zafi:

Dalilai: Rashin isasshen kauri na laminated Layer, rashin kyawun zafin rufe zafi, da kuma rashin zaɓin kayan laminating.

Magani: Ƙara kauri mai laminated yadda ya kamata; inganta zafin zafi, matsin lamba, da lokaci na rufe zafi; zaɓi kayan laminating waɗanda ke da kyawawan halaye masu rufe zafi (misali, LDPE, LLDPE).

Kuna buƙatar taimako wajen inganta layin lamination ɗinku ko zaɓar wanda ya daceƘari ga fina-finan filastik da marufi mai sassauƙa?
Haɗa tare da ƙungiyar fasaha tamu ko bincika hanyoyin ƙarawa na SILIKE waɗanda aka ƙera don masu sauya marufi.

Jerin SILIMER ɗinmu yana ba da aikin zamewa da hana toshewa mai ɗorewa, yana haɓaka ingancin samfura, yana rage lahani a saman, da kuma haɓaka ingancin lamination.

Ka yi bankwana da matsaloli kamar ruwan sama mai launin fari, ƙaura, da kuma rashin daidaiton halayen fim.

A matsayin amintaccen mai kera ƙarin fim ɗin filastik, SILIKE tana ba da cikakken kewayon mafita na zamewa mara ruwa da hana toshewa waɗanda aka tsara don inganta sarrafawa da aikin fina-finan da aka yi da polyolefin. Fayil ɗin samfuranmu ya haɗa da ƙarin abubuwan hana toshewa, manyan batches na zamewa da hana toshewa, wakilai na zamewa bisa silicone, ƙarin zamewa mai zafi da kwanciyar hankali, masu ɗorewa na dogon lokaci, kayan aikin aiki da yawa, da ƙari na fim ɗin polyolefin. Waɗannan mafita sun dace da aikace-aikacen marufi masu sassauƙa, suna taimaka wa masana'antun cimma ingantaccen ingancin saman, rage toshewar fim, da ingantaccen aikin samarwa.

Tuntube mu aamy.wang@silike.cn don gano mafi kyawun ƙari ga fina-finan filastik ɗinku da buƙatun samar da marufi masu sassauƙa.