Abubuwan da ba a saka ba sun haɗa da polyester, polypropylene, nailan, spandex, acrylic, da dai sauransu dangane da abun da ke ciki; Abubuwa daban-daban za su sami nau'ikan nau'ikan nau'ikan kayan da ba a saka ba. Akwai matakai da yawa na samarwa don masana'anta na masana'anta da ba a saka ba, kuma narke busa kayan da ba a saka ba shine tsari na hanyar narke busa. Yana ɗaya daga cikin hanyoyin samar da masana'anta waɗanda ba saƙa da kuma ɗayan hanyoyin ƙirƙirar raga na polymer kai tsaye. Yana da tsari na extruding polymer narkewa daga dunƙule extruders ta high-gudun da high-zazzabi iska kwarara hurawa ko wasu hanyoyin haifar da matsananci mikewa na narkewa kwarara da kuma samar da musamman lafiya zaruruwa, wanda sa'an nan tattara a kan raga forming drum ko raga labule don samar da fiber raga, A ƙarshe, da narke hura fiber nonwoven masana'anta da aka karfafa da kai bonding.
Narke busa masana'anta galibi ana yin su ne da polypropylene a matsayin babban albarkatun ƙasa, kuma diamita na fiber na iya kaiwa 1-5 microns. Filaye masu kyau masu kyau tare da sifofi na musamman na capillary, irin su voids da yawa, tsari mai laushi, da kuma juriya mai kyau, yana ƙara yawan adadin da farfajiyar filaye a kowane yanki na yanki, don haka yin narke busassun masana'anta yana da kyau tacewa, garkuwa, rufi, da kayan sha mai. Ana iya amfani da shi a cikin fagage kamar kayan tace iska da ruwa, kayan keɓewa, kayan abin sha, kayan abin rufe fuska, kayan rufewa, kayan shafe mai, da kayan shafa.
Diamita na fiber na abin da aka hura yana da kyau sosai, kusan kusan microns 2 (um), don haka kashi ɗaya ne kawai na diamita na Layer spunbond. Mafi kyawun abin da aka hura narke, zai iya toshe shigar ƙananan ƙwayoyin cuta. Misali, abin rufe fuska na KN95 yana nufin adadin kwarara na 85L wanda zai iya toshe kashi 95% na kananan barbashi (0.3um) a karkashin yanayi na yau da kullun. Wannan yana taka muhimmiyar rawa wajen tace kwayoyin cuta da hana shigar jini, shi ya sa ake kiranta da zuciyar abin rufe fuska.
Gudun tsarin al'ada
Ciyarwar polymer → Narkewa extrusion → Samuwar Fiber → Fiber sanyaya → Samar da raga → Bonding (kafaffen raga) → Yankewa da iska → Bayan kammalawa ko ƙarewa na musamman
Ciyarwar polymer - PP polymer albarkatun kasa gabaɗaya ana yin su cikin ƙananan yanki ko granular, ana zuba su cikin buckets ko hoppers, kuma a ciyar da su cikin masu fitar da dunƙule.
Narke extrusion - A ƙarshen ciyarwar dunƙule extruder, kwakwalwan kwamfuta na polymer suna haɗe tare da kayan albarkatun da ake buƙata kamar su stabilizers, whitening agents, da masterbatch mai launi. Bayan daɗaɗawa sosai da haɗuwa, suna shiga cikin screw extruder kuma suna mai zafi a babban zafin jiki don samar da narkewa. A ƙarshe, ana ciyar da narke a cikin spinneret ta hanyar tacewa ta hanyar famfo mai aunawa. A cikin tafiyar matakai na narke, masu fitar da wuta gabaɗaya suna rage nauyin kwayoyin polymers ta hanyar juzu'i da lalacewar yanayin zafi.
Samuwar Fiber - Narke mai tsabta da aka tace yana buƙatar wucewa ta tsarin rarraba sannan kuma a ciyar da shi daidai a cikin kowane rukuni na spinnerets, don haka adadin extrusion na kowane rami na spinneret ya kasance daidai. Farantin spinneret don narkewar zaruruwa ya sha bamban da sauran hanyoyin kaɗawa domin dole ne a shirya ramukan spinneret a madaidaiciyar layi, tare da ramukan zuƙowa mai saurin iska a bangarorin biyu.
Fiber sanyaya - Ana tsotse iskar zafin dakin da yawa a lokaci guda a ɓangarorin biyu na spinneret, gauraye da kwararar iska mai zafi mai ɗauke da zaruruwan ultrafine don kwantar da su, kuma zabar ultrafine da aka narke ana sanyaya su da ƙarfi.
Samar da gidan yanar gizo - A cikin samar da narke busa fiber maras saka yadudduka, spinneret za a iya sanya a kwance ko a tsaye. Idan an sanya shi a kwance, to, ana fesa zaruruwan ultrafine a kan gungu na madauwari don samar da raga; Idan an sanya su a tsaye, zarurukan za su faɗo a kan labulen raga mai motsi a kwance kuma su tattara cikin raga.
Adhesive (kafaffen raga) - Ƙarfafa manne kai da aka ambata a sama ya isa ga wasu dalilai na narke busa yadudduka, irin su buƙatar fiber raga don samun tsari mai laushi, kyakkyawar riƙewar iska ko porosity, da sauransu.
Lokacin aikawa: Dec-15-2023