Tlhaloso ea kereiti ea maske ea Ffp2|KENJOY

Li-aerosol le likaroloana tse ntle ke likotsi tse peli tse kotsi ka ho fetisisa tsa bophelo bo botle sebakeng sa mosebetsi, empa hangata ho thata ho lemoha mahlo a rona.Ka mor'a moo, a re hlahlobeng hore na joangffp2 limaskesebetsa.

Bohlokoa ba tšireletso ea phefumoloho

Likaroloana tse kotsi li ka baka mofetše kapa tsa hlahisa mahlaseli a kotsi;tšenyo e 'ngoe tsamaisong ea ho hema.Ho kopana le lilemo tse mashome ho ka lebisa ho nts'etsopele ea mafu a tebileng.Ha e le hantle, basebetsi bohle ba tobana le monko o sa thabiseng.Mask ea filthara e fana ka mefuta e meraro ea ts'ireletso khahlanong le li-aerosol tse nang le mafura a tsoang metsing, mosi le likaroloana tse ntle nakong ea mosebetsi.Ts'ebetso ea eona ea ts'ireletso e lumellana le maemo a European Union EN 149. Li-mask tsena, tse tsejoang hape e le limaske tsa halofo ea sefa kapa limaske tse ntle, li khetholloa e le limaraka tsa ts'ireletso tsa FFP1, FFP2 le FFP3.

Mask ea FFp2 e sebetsa joang?

Mask ea particle filter e ka thibela lerōle, moholi le mosi ka nepo.Lesela le teteaneng la filthara le thibelang ho feta ha lintho tse tiileng, 'me lesela le ka hare ke electrostatic ho etsa bonnete ba hore lintho tse kotsi li khomaretsoe ho tsona 'me li ke ke tsa hema.Sistimi ea ho arola e na le lihlopha tse tharo tsa FFP, 'me khutsufatso ea FFP e emetse "filter mask".Maske a phefumolohang a koahela molomo le nko 'me a entsoe ka lisebelisoa tse fapaneng tsa filthara le mask ka boeona.Li tlameha ho sebelisoa sebakeng sa mosebetsi se fetang moeli oa ho pepeseha ha mosebetsi (OEL).Ena ke bongata bo bongata ba lerōle, mosi le / kapa li-aerosol tseo re li hemang moeeng 'me ha li lematse bophelo ba rona.Haeba ho na le tlōlo ea molao, u tlameha ho roala mask a khase.

Li-mask tsa Ffp2 li ka thibela eng?

Ho ipapisitse le ho lutla ho felletseng le ho sefa ha likaroloana tse fihlang ho 0.6 μ m, limaske tsa phefumoloho tsa FFP2 li fana ka ts'ireletso ea phefumoloho bakeng sa litšila tsa lintho tsohle.Kakaretso ea ho lutla e ipapisitse le ho kenella ha sefefo le ho lutla sebakeng sa molomo le nko.Ka lebaka la theknoloji e ncha ea filthara, ho hanyetsa phefumoloho ho ka fokotsoa, ​​​​'me likaroloana tse kenngoeng ka har'a sefe li ke ke tsa mpefatsa phefumoloho ka mor'a ho aparoa hangata.

Mask ea ho phefumoloha ea sehlopha sa tšireletso ea FFP2 e loketse libaka tsa ts'ebetso moo likaroloana tse kotsi le tsa mutagenic li teng moeeng o phefumolohang.Limaske tse joalo tsa phefumoloho li tlameha ho ba le bonyane 94% ea likaroloana tse phahameng tsa 0.6 μ m mme li ka sebelisoa libakeng tse tlolang OEL ka makhetlo a 10.Ho joalo le ka boleng ba TRK (tekanyo ea botekgeniki ea referense).Li-mask tsa ho phefumoloha tsa boemo ba tšireletso tsa FFP2 hangata li roaloa liindastering tsa tšepe le tsa meepo.Basebeletsi ba liindasteri tsena ba atisa ho hlaseloa ke li-aerosols, moholi le mosi, tse ka lebisang mafung a ho hema, a kang kankere ea matšoafo.Habohlokoa ka ho fetisisa, ba kotsing e kholo ea lefu la bobeli le lefuba le sebetsang.

Ka holimo ke kenyelletso ea limaske tsa ffp2.Haeba u batla ho tseba haholoanyane ka limaske tsa ffp2, ka kopo ikutloe u lokolohile ho ikopanya le rona.