-
Kodi chigoba chopanda nsalu chimapangidwa bwanji | JINHAOCHENG
Tsegulani chigoba chamankhwala chomwe chagwiritsidwa kale ntchito (chatsopano chili bwino, koma ndikukulimbikitsani kuti musachiwononge) ndipo mupeza: chigobacho chili ndi zigawo zitatu. Chifukwa malinga ndi malamulo adziko lonse opanga, chigoba chamankhwala chiyenera kukhala ndi zigawo zitatu zosachepera nsalu yosalukidwa. Ndipotu, nsalu zosalukidwa sizilukidwa...Werengani zambiri -
Zipangizo zopangira masks — meltblown nonwoven | JINHAOCHENG
Kodi sayansi ya zinthu ndi zifukwa ziti zomwe zimapangitsa kuti mitundu yosiyanasiyana ya masks igwiritsidwe ntchito? Kupitilira pa zida zodzitetezera (PPE), ndi zipangizo ziti zapadera za polima ndi njira zopangira zomwe zimagwiritsidwa ntchito? Kodi masks amapangidwa ndi zinthu ziti? Nchifukwa chiyani pali kusiyana kwakukulu pakati pa mitundu yosiyanasiyana...Werengani zambiri -
Mfundo ya kapangidwe ka mzere wopanga nsalu yopanda nsalu yosungunuka | JINHAOCHENG
Mfundo ya kapangidwe kake ndi njira zodzitetezera pakupanga nsalu yopanda ulusi yosungunuka: Mosiyana ndi njira yachikhalidwe yozungulira, nsalu ya nsalu yosungunuka imagwiritsira ntchito mpweya wotentha kwambiri kuti itambasule polima kuchokera mkati mwa dzenje la spinneret la module, ndipo imasanduka mtundu wa su...Werengani zambiri -
Momwe mungakwaniritsire ntchito yosalowa madzi ya thumba la nsalu losalukidwa | JINHAOCHENG
Kawirikawiri, njira yosindikizira matumba osalukidwa imakhala ndi kusindikiza pazenera kapena kusindikiza kwa offset, njira ziwirizi zosindikizira sizisintha kwambiri nsalu yosalukidwa. Pa kusindikiza kwa inki kosamalira chilengedwe, mawonekedwe osindikizidwa adzatsukidwa thumba litatsukidwa. Chophimba cha filimu chosalukidwa...Werengani zambiri -
Kusiyana pakati pa nsalu yosalukidwa yomwe imaletsa madzi ndi nsalu yosalukidwa ndi madzi | JINHAOCHENG
Pali mitundu yosiyanasiyana ya nsalu zosalukidwa zomwe zimakhala ndi chitonthozo chabwino, chitetezo cha chilengedwe, ukhondo komanso ukhondo. Kuchokera pakuwona kusanthula kwa hydrophilic, zitha kugawidwa m'magulu awiri: nsalu zosalukidwa zomwe sizimalowa madzi ndi nsalu zosalukidwa zomwe sizimalowa madzi. Kodi kusiyana pakati pawo ndi kotani? 1. W...Werengani zambiri -
Makhalidwe a nsalu zosalukidwa afotokozedwa mwachidule | JINHAOCHENG
Nsalu zosalukidwa zili ndi makhalidwe anayi akuluakulu: 1. Kulimba, kutaya zinthu. Kuteteza kutentha, kusayendetsa mpweya. Kufewa, kulimba. Kusalala, kufalikira, isotropy. 2. Kufewa: Yopangidwa ndi ulusi wopyapyala (2-3D), kuwala kosungunuka ndi kusungunuka kwa madzi. Chomalizacho chili ndi kufewa pang'ono komanso chitonthozo. 3. Ku...Werengani zambiri -
Nsalu zosalukidwa ngati gawo la nsalu zachipatala komanso kufunika kwake | JINHAOCHENG
Kugwiritsa ntchito nsalu zosalukidwa m'zachipatala kunayamba pa Nkhondo Yachiwiri Yapadziko Lonse, pomwe kufunikira kwa zinthu zatsopano komanso zambiri zamankhwala kunayamba ndipo kunapezeka kuti kunali kwabwino kuposa fulakesi pochepetsa kuipitsidwa kwa mpweya. Pambuyo pa chitukuko chachikulu cha nsalu zosalukidwa, zapangidwa mu ...Werengani zambiri -
Momwe mungapangire nsalu zosalukidwa kukhala zowala kwambiri | JINHAOCHENG
Kugwiritsa ntchito nsalu yosalukidwa tsiku ndi tsiku kumasonyeza kuti nsaluyi ili ndi ubwino wake. Anthu akamagula nsaluyo, nthawi zambiri mawonekedwe ake amatha kudziwa ngati akufuna kugula nsaluyo kapena ayi. Kuti mawonekedwe anu akhale owala, chitani izi: 1. Kupanikizika kwambiri ...Werengani zambiri -
Nchifukwa chiyani anthu ambiri akugwiritsa ntchito nsalu zosalukidwa | JINHAOCHENG
Ndondomeko yaposachedwa yokhudza kuteteza chilengedwe imalimbikitsa njira zina zotetezera chilengedwe m'malo mwa matumba apulasitiki. Nsalu zopanda nsalu ndi zinthu zawo zapita patsogolo kwambiri. Zinthu zopanda nsalu zitha kubwezeretsedwanso. Chifukwa chake, kugwiritsa ntchito zinthu zopanda nsalu sikungopulumutsa matabwa okha, komanso kudzakopa...Werengani zambiri -
Kodi mfundo yotsutsana ndi mabakiteriya ya nsalu yopanda ulusi yosungunuka ndi yotani?
Pakadali pano, nsalu zopanda nsalu zosungunuka zomwe zimasungunuka zimagwiritsidwa ntchito kwambiri pakupanga zinthu zosefera. Kuyambira m'ma 1970, ukadaulo wosiyanasiyana wochapira ndi zosefera zapadera zokhala ndi ma electrostatic charges posakaniza ulusi wosiyanasiyana zapangidwa ndikugwiritsidwa ntchito. Zotsatira zake mwachangu ndi electrostat yomwe ilipo...Werengani zambiri -
Kodi chopanda nsalu chosungunuka ndi chiyani? | JINHAOCHENG
Njira yosaluka yosungunuka: kudyetsa polima - kutulutsa kusungunuka - kupanga ulusi - kuziziritsa - kulowa mu netiweki - kulimbitsa nsalu. Kupanga ukadaulo wa melt-Jet nonwovens -- Ukadaulo wa melt-jet wa magawo awiri Kuyambira m'zaka za zana la 21, chitukuko cha ukadaulo wa melt-jet nonwovens mu ...Werengani zambiri -
Kodi pali mitundu iti ya zophimba nkhope zopanda nsalu?
Zophimba nkhope zopanda nsalu zimagawidwa m'magulu anayi malinga ndi kapangidwe kake ndi mawonekedwe ake. Chophimba nkhope cha ndege Chophimba nkhope cha ndege ndi chozungulira popanda kutsegulidwa, ndipo ndegeyo...Werengani zambiri -
Kodi nsalu zosalukidwa sizilowa madzi?
Chomwe nsalu yopanda ulusi imasonyeza nthawi zambiri ndi nsalu yopanda ulusi ya polypropylene yomwe imazungulira viscose, ndi nsalu yopanda ulusi yomwe thumba logulitsira limagwiritsa ntchito, zinthu zopangira ndi polypropylene, ndizofanana ndi zinthu zopangira pulasitiki, zomwe zimakhala ndi mphamvu yosalowa madzi kotero....Werengani zambiri -
Kodi polypropylene yosungunuka ndi madzi ndi chiyani?
Polypropylene, yotchedwa PP, ndi utomoni wa thermoplastic womwe umagwiritsidwa ntchito ngati zinthu zopangira kupota kuchokera ku ulusi wopangidwa, womwe umapezeka mwa kupopera kwa polypropylene yofanana ndi ya propylene. Zinthu zambiri za tsiku ndi tsiku zimapangidwa ndi pulasitiki ya polypropylene, monga chakudya chamasana chowonekera chotayidwa...Werengani zambiri -
Kodi nsalu yosungunuka ndi chiyani?
Nsalu yosungunuka ndi polypropylene makamaka ngati chinthu chachikulu chopangira, kukula kwa ulusi kumatha kufika 1 ~ 5 micron. Ili ndi malo ambiri opanda kanthu, kapangidwe kofewa komanso kukana kupindika bwino. Ma microfiber awa okhala ndi mapangidwe apadera a capillary amawonjezera kuchuluka kwa ulusi pagawo lililonse komanso malo enaake. Sungunulani bl...Werengani zambiri
