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Yuav siv lub npog ntsej muag pov tseg li cas tom qab tua kab mob | JINHAOCHENG
Txawm yog lub npog ntsej muag N95 lossis lub npog ntsej muag pov tseg, nws raug pom zoo kom hloov nws txhua 4-6 teev. Txawm li cas los xij, tus kab mob sib kis tau ua rau tus nqi ntawm lub npog ntsej muag nce siab, tshwj xeeb tshaj yog lub npog ntsej muag N95, uas kim dua. Yog li, yuav ua li cas thiaj li tau txais lub npog ntsej muag pov tseg, siv tau dua los txo qhov cuam tshuam ...Nyeem ntxiv -
Cov Cai ntawm kev siv cov ntaub npog qhov ncauj pov tseg | JINHAOCHENG
Cov xwm txheej rau kev siv cov ntaub npog qhov ncauj pov tseg yog dab tsi? Jinhaocheng yog lub tuam txhab tsim cov ntaub npog qhov ncauj pov tseg. Cov ntaub npog qhov ncauj pov tseg yog ua los ntawm peb lossis ntau txheej ntawm 28 grams ntawm cov ntaub tsis-woven; Lub qhov ntswg yog ua los ntawm cov yas zoo rau ib puag ncig, uas...Nyeem ntxiv -
Kev paub txog daim ntaub meltblown ntawm cov ntaub npog qhov ncauj phais rau kev siv kho mob | JINHAOCHENG
Cov chaw tsim khoom siv lub ntsej muag phais mob pom zoo li cas rau daim ntaub meltblown? Tom qab ntawd Jin Haocheng cov kws tshaj lij tsim cov ntaub meltblown hais. Lub plawv ntawm lub ntsej muag yog polypropylene, uas yog tsim los ntawm ntau cov xov paj sib tshooj sib tshooj hauv ib qho kev taw qhia random. Lub cheeb tsam...Nyeem ntxiv -
Siv lub npog ntsej muag tsis raug txhais tau tias tsis muaj kev tiv thaiv ntawm N95 Mask | JINHAOCHENG
Yuav ua li cas hnav lub npog ntsej muag N95 kom raug, Jin Hao Cheng lub chaw tsim khoom siv lub npog ntsej muag pov tseg los qhia koj txoj hauv kev siv kom raug. Lub npog ntsej muag feem ntau hauv khw tuaj yeem muab faib ua peb pawg: lub npog ntsej muag phais Lub npog ntsej muag tiv thaiv kev kho mob (lub npog ntsej muag N95) Lub npog ntsej muag paj rwb ib txwm Lub npog ntsej muag kho mob phais ...Nyeem ntxiv -
Teeb meem thiab kev daws teeb meem ntawm kev tawv thiab brittleness ntawm cov ntaub yaj-blown | JINHAOCHENG
Jinhaocheng cov kws tshaj lij tsim cov ntaub tsis-woven meltblown yuav teb cov teeb meem thiab kev daws teeb meem ntawm cov ntaub meltblown tawv thiab brittleness. Ntau tus neeg tsim khoom siv ntaub melt-blown tej zaum yuav tau ntsib qhov teeb meem no: cov ntaub melt-blown ua brittle thiab tawv ib hmos ...Nyeem ntxiv -
Qhov sib txawv ntawm cov ntaub npog qhov ncauj kho mob thiab cov ntaub npog qhov ncauj pov tseg | JINHAOCHENG
Cov npe sab nraud ntawm kev faib tawm ntawm cov ntaub npog qhov ncauj, xws li cov ntaub npog qhov ncauj rau cov neeg mob, cov ntaub npog qhov ncauj uas tsis yog phais, cov ntaub npog qhov ncauj pov tseg hauv Tshuag, thiab lwm yam. Cov hom ntaub npog qhov ncauj sib txawv thiab ntau yam kev siv feem ntau yog txiav txim siab los ntawm cov qauv ntaub npog qhov ncauj sib txawv. Chi...Nyeem ntxiv -
Cov thev naus laus zis yaj cua tshuab tsis yog ntaub | JINHAOCHENG
Cov Tshuab Uas Siv Cov Khoom Uas Tsis Yog Npuag Uas Yaj - Tshuab Uas Siv Cov Khoom Uas Tsis Yog Npuag Uas Yaj - Tshuab Uas Siv Ob Yam Khoom Uas Yaj - Tshuab Uas Siv Ob Yam Khoom Uas Yaj, suav nrog hom tawv nqaij, hom sib luag, daim duab peb sab, thiab lwm yam, feem ntau ze rau 2 qhov loj ntawm cov fiber, cov khoom uas yaj...Nyeem ntxiv -
Cov lus piav qhia txog qib ntawm lub tshuab ua pa plua plav hauv kev lag luam | JINHAOCHENG
Lub npog ntsej muag plua plav FFP2 rau kev lag luam yog hom npog ntsej muag rau kev tshaj lij, uas yog ib qho tseem ceeb rau kev tiv thaiv cov neeg ua haujlwm hauv cov chaw tsuas thee, kev smelting thiab kev lag luam tshuaj lom neeg. Yog li ntawd, lub npog ntsej muag plua plav rau kev lag luam muaj cov qauv hauv tebchaws thiab cov qauv qib tiv thaiv tiav. Txhua lub plua plav...Nyeem ntxiv -
Yuav ua li cas thiaj ua tau N95+ cov ntaub tsis-woven yaj-blown | JINHAOCHENG
Yuav ua li cas kom ua tiav N95+ cov ntaub tsis-woven, nrog peb cov kws tshaj lij cov chaw tsim khoom kom nkag siab. Muaj ntau yam tseem ceeb uas cuam tshuam rau qib zoo ntawm cov ntaub tsis-woven los ntawm cov khoom siv raw mus rau cov khoom siv Txhua txoj kev yog qhov tseem ceeb Txawm tias tsuas muaj i...Nyeem ntxiv -
yuav ua li cas ntxuav lub npog ntsej muag pov tseg | JINHAOCHENG
Cov ntaub npog qhov ncauj pov tseg tsis tas yuav ntxuav, feem ntau li 4 teev tom qab siv yuav tsum pov tseg, tam sim no qee tus neeg hauv internet nug cov lus nug no, peb yuav siv cov txheej txheem kev tshawb fawb los qhia koj txog kev tua kab mob kom raug thiab siv cov ntaub npog qhov ncauj pov tseg ntev: 1. Kev tua kab mob thiab kev tua kab mob...Nyeem ntxiv -
Dab tsi yog pp yaj tshuab ntaub | JINHAOCHENG
Melt-blown pp (polypropylene) yog raws li polypropylene raw khoom, txais yuav cov txheej txheem rheological tswj tau los txhim kho cov kua dej ntawm cov resin thiab qhov hnyav molecular faib, muaj kev ua haujlwm ruaj khov, kev ruaj khov thiab cov kua dej siab, cov pa roj carbon tsawg, kev tiv thaiv ib puag ncig, cov molecule nqaim ...Nyeem ntxiv -
Kuv siv tau lub npog ntsej muag ffp2 ntev npaum li cas | JINHAOCHENG
Tus qauv European rau lub ntsej muag yog FFP. Qib ntawm lub ntsej muag FFP2 yog dab tsi? Nws yuav kav ntev npaum li cas? Tam sim no, cia peb paub ntau ntxiv txog nws. Kuv tuaj yeem siv lub ntsej muag ffp2 ntev npaum li cas Lub ntsej muag Ffp2, ib qho ntawm cov qauv European lub ntsej muag EN 149: 2001, pov tseg (feem ntau 2-4 teev), qhov tsawg kawg nkaus lim dej ua haujlwm zoo dua th...Nyeem ntxiv -
Tus yuam sij ntawm lub ntsej muag cuav thiab cuav - daim ntaub yaj | JINHAOCHENG
Daim ntaub yaj tawm, feem ntau hu ua "lub plawv" ntawm lub ntsej muag, yog txheej lim dej hauv nruab nrab ntawm lub ntsej muag, uas tuaj yeem lim cov kab mob thiab tiv thaiv kev kis tus kab mob. Raws li "lub hauv paus" ntawm lub ntsej muag, "daim ntaub yaj tawm" tsim los ntawm S2040 tsis tuaj yeem siv los ua lub ntsej muag, uas muaj kev cuam tshuam tsis zoo rau...Nyeem ntxiv -
Daim ntaub yaj tawm los tiag tiag | JINHAOCHENG
Daim ntaub meltblown yeej tawm los tiag tiag! Cia peb ua raws li cov chaw tsim khoom ntaub meltblown kom nkag siab: Cov thev naus laus zis ntaub meltblown tau pib xyoo 1950, thaum Tebchaws Meskas txhawm rau sau cov khoom me me hauv huab cua sab saud los tsim cov ntaub ntawv lim dej zoo heev, kev tsim kho ...Nyeem ntxiv -
Lub plawv npog ntsej muag - daim ntaub yaj | JINHAOCHENG
Lub ntsej muag lub plawv ntawm cov ntaub lim dej meltblown yog ua los ntawm polypropylene superfine fiber ua ke nrog kev faib tawm random, qhov tsos, du, mos thiab dawb cov khoom siv fiber fineness ntawm 0.5 txog 1.0 mu m, qhov kev faib tawm random ntawm fiber los muab ntau lub sijhawm rau kev sib txuas thermal b ...Nyeem ntxiv
