Spunbond da narke busa su ne nau'ikan masana'anta guda biyu daban-daban waɗanda ba saƙa ba, waɗanda ke da bambance-bambance masu mahimmanci a cikin albarkatun ƙasa, hanyoyin sarrafawa, aikin samfur, da filayen aikace-aikace.
Ka'idar spunbond da narke busa
Spunbond yana nufin masana'anta mara saƙa da aka yi ta hanyar fitar da kayan polymer a cikin narkakkar, fesa narkakkar kayan a kan rotor ko bututun ƙarfe, ja shi ƙasa a cikin narkakkar yanayin da sauri ya ƙarfafa shi ya zama wani abu mai fibrous, sa'an nan kuma haɗawa da haɗa zaruruwan ta hanyar raga ko juyawa na lantarki. Ka'idar ita ce fitar da polymer ɗin da aka narkar da shi ta hanyar extruder, sannan a bi matakai da yawa kamar sanyaya, shimfiɗawa, da shimfiɗar jagora, a ƙarshe samar da masana'anta mara saƙa.
Meltblown, a gefe guda, shine tsarin fitar da kayan polymer daga narkakkar yanayi ta hanyar bututun ƙarfe mai sauri. Saboda tasiri da sanyaya iska mai saurin gudu, kayan polymer da sauri suna ƙarfafawa cikin kayan filamentous kuma suna iyo a cikin iska, waɗanda aka sarrafa su ta hanyar halitta ko rigar don samar da hanyar sadarwa mai kyau na fiber na masana'anta. Ka'idar ita ce a fesa kayan polymer narkar da zafin jiki mai zafi, shimfiɗa su cikin filaye masu kyau ta hanyar iskar iska mai sauri, da sauri da ƙarfi cikin samfuran balagagge a cikin iska, suna samar da lallausan kayan masana'anta mara kyau.
Daban-daban albarkatun kasa
Yadudduka da ba a saka ba yawanci suna amfani da sinadarai zaruruwa irin su polypropylene (PP) ko polyester (PET) azaman albarkatun ƙasa, yayin da narke busassun yadudduka waɗanda ba sa saka suna amfani da kayan polymer a cikin narkakkar ƙasa, irin su polypropylene (PP) ko polyacrylonitrile (PAN) Abubuwan da ake buƙata don albarkatun ƙasa sun bambanta. Spunbonding yana buƙatar PP don samun MF na 20-40g / min, yayin da narkewa yana buƙatar 400-1200g / min.
Kwatanta tsakanin narke hura zaruruwa da spunbond zaruruwa
A. Tsawon fiber – spunbond a matsayin filament, narke hura a matsayin gajeren fiber
B. Ƙarfin fiber: Ƙarfin fiber na spunbonded> Ƙarfin fiber narke
C. Fiber fineness: Narke fiber ya fi spunbond fiber
Daban-daban hanyoyin sarrafawa
Sarrafa masana'anta na spunbond wanda ba saƙa ya haɗa da narkewar zaruruwan sinadarai a yanayin zafi mai yawa, zana su, sannan ƙirƙirar tsarin hanyar sadarwa ta fiber ta hanyar sanyaya da shimfiɗawa; Narke busa da ba saƙa masana'anta ne wani tsari na fesa narkakkar polymer kayan a cikin iska ta wani high-gudun bututun ƙarfe, da sauri sanyaya da kuma shimfiɗa su a cikin lafiya zaruruwa karkashin mataki na high-gudun iska kwarara, kyakkyawan forming Layer na m fiber cibiyar sadarwa tsarin.
Ɗaya daga cikin halayen narkar da yadudduka da ba a saka ba shine cewa ƙarancin fiber ɗin ƙarami ne, yawanci ƙasa da 10nm (micrometers), kuma yawancin zaruruwa suna da ƙarancin 1-4 rm.
Ƙungiyoyi daban-daban a kan dukkanin layi na kadi daga narke bututun bututun ƙarfe zuwa na'urar karɓa ba za a iya daidaita su ba (saboda canjin ƙarfin ƙarfi na matsanancin zafin jiki da saurin iska, saurin da zazzabi na iska mai sanyaya, da sauransu), yana haifar da ƙarancin fiber mara daidaituwa.
Daidaitaccen diamita na fiber a cikin ragar masana'anta mara sakan ya fi na feshin zaruruwa, saboda a cikin tsarin spunbond, yanayin aiwatar da kadi yana da karko, kuma canje-canje a cikin zayyanawa da yanayin sanyaya kadan ne.
Juyawa ambaliya ya bambanta. Narkar da aka hura yana da 50-80 ℃ sama da juzu'in spunbond.
Gudun saurin zaruruwa ya bambanta. Abincin jujjuyawar 6000m/min, narke hura 30km/min.
Sarki ya miqe nesa amma ya kasa dannewa. Tsawon 2-4m, gauraye 10-30cm.
Yanayin sanyaya da jan hankali sun bambanta. Ana zana filayen Spinnbond tare da iskar sanyi mai kyau/mara kyau a 16 ℃, yayin da fuses ke hura da iska mai kyau / mara kyau kusa da 200 ℃.
Ayyukan samfur daban-daban
Spunbonded ba saka yadudduka yawanci suna da babban karaya ƙarfi da elongation, amma rubutu da kuma uniformity na fiber raga na iya zama matalauta, wanda ya gana da bukatun na gaye kayayyakin kamar shopping bags; Narke busa da ba saƙa masana'anta yana da kyakkyawan numfashi, tacewa, juriya, da kaddarorin anti-static, amma yana iya samun rashin jin daɗin hannu da ƙarfi, kuma ana iya amfani dashi don yin abin rufe fuska na likita da sauran samfuran.
Filayen aikace-aikace daban-daban
Ana amfani da yadudduka da ba a saka ba a ko'ina a cikin likitanci, sutura, gida, masana'antu da sauran fannoni, kamar su masks, rigunan tiyata, murfin gado, labule, da sauransu; Narke busa da ba saƙa masana'anta ne yafi amfani a magani, kiwon lafiya, kariya, kare muhalli da sauran fannoni, kamar high-karshen abin rufe fuska, kariya tufafi, tacewa, da dai sauransu.
Kammalawa
Narke busa ba-saka masana'anta da spunbond ba saka masana'anta biyu daban-daban masana'anta kayan aiki da daban-daban masana'antu tafiyar matakai da kuma halaye. Dangane da aikace-aikace da zaɓi, ya zama dole a yi la'akari da ainihin buƙatu da yanayin amfani, kuma zaɓi mafi dacewa kayan masana'anta mara saƙa.
Lokacin aikawa: Fabrairu-17-2024