Labarai

Fina-finan LDPE gabaɗaya ana yin su ta hanyar gyare-gyaren busa da tsarin simintin gyare-gyare. Fim ɗin polyethylene Cast yana da kauri iri ɗaya, amma ba kasafai ake amfani da shi ba saboda tsadar sa. An yi birgima polyethylene fim din da aka yi daga sa peels peelts ta hanyar pellets ta hanyar injunan da aka yi amfani da shi saboda ƙananan farashin sa.

Fim ɗin polyethylene mai ƙarancin ƙarancin ƙarancin haske, mai sheki, mai laushi mai laushi na fim ɗin, tare da ingantaccen kwanciyar hankali na sinadarai, rufewar zafi, juriya na ruwa da juriya mai ƙarfi, juriya mai daskarewa, ana iya dafa shi. Babban koma bayansa shine ƙaƙƙarfan shinge ga iskar oxygen, wanda aka saba amfani dashi a cikin kayan tattara kayan masarufi masu sassauƙa, Layer na ciki na fim ɗin, amma kuma a halin yanzu shine mafi yawan amfani da shi, mafi girman adadin fim ɗin marufi, wanda ya kai sama da 40% na amfani da fim ɗin marufi na filastik.

Tun da kwayar polyethylene ba ta ƙunshi ƙungiyoyin polar ba kuma yana da babban matakin crystallinity da ƙarancin makamashi mara ƙarfi, fim ɗin yana da ƙarancin buguwa da ƙarancin mannewa ga tawada da adhesives, don haka ana buƙatar jiyya na sama kafin bugu da laminating.

Wadannan gazawar gama gari ne da mafita ga fim ɗin busa LDPE:

Fim ɗin ya yi tsayi sosai, ƙarancin buɗewa

Binciken dalilai:

1. Gudun albarkatun kasa ba na daidaitaccen nau'in ba ne, ba busasshen fim ɗin LDPE resin ba, wanda ba ya ƙunshi wakili mai buɗewa ko wakilin buɗewa yana da ƙarancin inganci;

2. Zazzabi na zubin guduro ya yi yawa, yawan ruwa ya yi yawa;

3. Girman busa yana da girma sosai, yana haifar da mummunan buɗewar fim;

4. Gudun sanyi yana da jinkirin jinkirin, fim din ba a sanyaya sosai ba, kuma haɗin gwiwar juna yana faruwa a ƙarƙashin aikin matsa lamba na nadi;

5. Gudun jan hankali yana da sauri.

Magani

① Maye gurbin albarkatun guduro, ko ƙara wani adadin wakili mai buɗewa zuwa hopper;

② Daidai rage yawan zafin jiki na extrusion da zazzabi na guduro;

③ Yadda ya kamata a rage rabon busawa;

④ Ƙara ƙarar iska don inganta tasirin sanyaya da kuma hanzarta saurin sanyaya fim;

⑤ Daidai rage saurin kashewa.

Rashin nuna gaskiya na fim

Binciken dalilai:

1. low extrusion zafin jiki, matalauta guduro plasticization, sakamakon da matalauta nuna gaskiya na fim bayan busa gyare-gyaren;

2. Matsakaicin busa ya yi ƙanƙanta;

3. Rashin sakamako mai kwantar da hankali, don haka yana rinjayar gaskiyar fim din;

4. Abin da ke cikin danshi a cikin albarkatun guduro ya yi yawa;

5. Gudun motsi yana da sauri sosai kuma fim ɗin bai yi sanyi sosai ba.

Magani

① Dace ƙara extrusion zafin jiki, sabõda haka, guduro za a iya uniformly plasticized;

② Daidaita haɓaka ƙimar busawa;

③Ƙara ƙarar iska don inganta tasirin sanyaya;

③ Ƙara ƙarar iska don inganta tasirin sanyaya;

④ Bushe da albarkatun kasa;

⑤ Rage saurin kashewa daidai.

Wrinkles na fim

Sakamakon bincike

1. Rashin kauri na fim;

2. Rashin isasshen sakamako mai sanyaya;

3. Girman busawa yana da girma sosai, yana haifar da kumfa na fim ya zama maras tabbas, yana jujjuya baya da baya daga gefe zuwa gefe, don haka fim ɗin yana da sauƙi don wrinkle;

4. Matsakaicin matsi na herringbone yana da girma da yawa, kumfa na fim ɗin yana daɗaɗawa a cikin ɗan gajeren nesa, don haka fim ɗin kuma yana da saurin wrinkling;

5. Matsi a bangarorin biyu na abin nadi ba daidai ba ne, gefe ɗaya yana da girma kuma ɗayan yana da ƙananan;

6. Gatari tsakanin rollers jagora ba daidai ba ne, wanda ke shafar kwanciyar hankali da kwanciyar hankali na fim ɗin, don haka wrinkling yana faruwa.

Magani

① Daidaita kauri daga cikin fim don tabbatar da kauri iri ɗaya;

② Inganta tasirin sanyaya don tabbatar da cewa fim ɗin zai iya sanyaya sosai;

③ Yadda ya kamata a rage rabon busawa;

③ Rage rabon busa daidai;

④ Rage kusurwar matsewar kashin herringbone daidai;

⑤ Daidaita matsa lamba na abin nadi don tabbatar da cewa fim ɗin yana ƙarƙashin ƙarfi iri ɗaya;

⑥ Bincika axis na kowane shaft jagora kuma sanya su a layi daya da juna.

Rashin aikin rufe zafi na fim ɗin

Sakamakon bincike

1. Layin sanyi ya yi ƙasa da ƙasa, ƙwayoyin polymer suna fuskantar fuskantarwa, don haka yin aikin fim ɗin kusa da na fim ɗin daidaitacce, yana haifar da ƙarancin aikin rufewar zafi;

2. The busa rabo da gogayya rabo ne ma girma, da kuma fim juzu'i mikewa fuskantarwa, haka shafi zafi sealing yi na fim.

Magani

① Daidaita girman girman iskar da ke cikin zoben iska don sanya raɓa ya ɗan ƙara girma, gwargwadon yiwuwa, a ƙarƙashin wurin narkewar busa filastik da ƙugiya, don rage ƙwayoyin ƙwayoyin cuta saboda busawa da haɓakar da ke haifar da su. mikewa fuskantarwa;

② Ya kamata ma'aunin busawa da juzu'i su kasance ƙanƙanta daidai gwargwado. Idan rabon busa ya yi girma sosai kuma saurin juzu'in ya yi sauri, fim ɗin ya cika nisa a madaidaicin madaidaici da madaidaiciya, to aikin fim ɗin yana da'awar a miƙe ta hanyar bi-biyu, kuma kayan rufewar zafi na fim ɗin za su zama mara kyau.

Fim yana da wari

Sakamakon bincike

1. Gudun albarkatun kasa da kansa yana da wari;

2. Zazzaɓin fitar da narkakken guduro ya yi yawa, wanda ke sa guduro ya ruɓe, ta haka yana haifar da wari;

3. Rashin isasshen sanyi na kumfa na fim, ba a cire iska mai zafi a cikin kumfa na fim ba.

Magani

①Maye gurbin albarkatun guduro;

② Daidaita zafin extrusion;

③ Haɓaka aikin sanyaya na zoben iska mai sanyaya, don kumfa fim ɗin ya isa sosai.

Farin fari yana hazo a saman fim ɗin

Dalili: Shin, yafi Additives a cikin raw kayan, low kwayoyin nauyi resins da ƙura, da dai sauransu, wanda condense a kan bakin mold a lokacin aiki, da kuma bayan tarawa wani adadin suna dauke da fim ci gaba, ta haka forming White precipitates a kan fim.

Magani

①Bayan wani ɗan lokaci, ƙara saurin dunƙulewa, ƙara matsi na narkewa, cire abubuwan haɓaka.

② A kai a kai a tsaftace bakin baki.

③ Ƙara yawan zafin jiki na narkewa yadda ya kamata don yin filastik cikakke;

④ Yi amfaniSILIEK PFAS-free PPA masterbatchiya yadda ya kamata inganta guduro sarrafa fluidity, inganta ciki da kuma waje lubrication yi, inganta watsawa tsakanin aka gyara, rage agglomeration, inganta bakin mutu jari, kuma a lokaci guda za a iya fito da daga matattu kusurwa na kayan aiki, don haka inganta. ingancin fim ɗin.SILIEK PFAS-free PPA masterbatchshine cikakkiyar madadin ga abubuwan da ake buƙata na polymer PPA mai kyalli don saduwa da buƙatun ƙuntatawar fluorine na yanzu.SILIEK PFAS-free PPA masterbatchshine cikakkiyar madaidaicin madaidaicin abubuwan da aka haɗa na polymer PPA, wanda ya dace da buƙatun ƙuntatawar fluorine na yanzu.

⑤ Amfani daSILIKE SILIMER jerin fina-finan da ba sa hazo mai santsi budewa, Magance wakili mai santsi na gargajiya yana da sauƙi don ƙaddamar da matsalar foda.

LDPE fim mafita don inganta ingancin samfur

Jerin SILIMER Ba Hazo Film Slip Masterbatchwani nau'i ne na copolysiloxane da aka gyara wanda ya ƙunshi ƙungiyoyin ayyuka masu aiki na kwayoyin halitta wanda Silicone ya haɓaka. Doguwar sarkar carbon tana dacewa da guduro don taka rawar anga, kuma sarkar siliki ta zama polarized zuwa saman fim ɗin don yin rawar zamewa, wanda zai iya yin rawar zamewa ba tare da cikakken hazo ba.

Ƙara ƙananan adadinSILIKE SILIMER 5064MB1, SILIMER 5064MB2da sauran jerin samfuran na iya inganta ingancin fim ɗin sosai, ba kamar talc ɗin fim ɗin gargajiya ba,SILIMER jerin fim ɗin da ba a haɗe batalc ba ya hazo, baya fadowa daga cikin foda, madaidaicin juzu'i yana da karko, talc mai zafin jiki ba ya tsayawa. A lokaci guda kuma ba zai tasiri aikin fim na gaba ba, baya shafar aikin rufewar fim ɗin zafi, ba ya shafar nuna gaskiya na fim ɗin, baya shafar bugu, laminating da sauransu.

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