Mask ena e entsoe ho latela maemo a ASTM F2100 LEVEL 3
Bophara bo bulehileng bakeng sa phefumoloho e pholileng;
Lera le ka ntle le hananang le metsi;
Lera le ka hare la hypoallergenic cellulose;
Tšireletso ea 3 kaho ea lera;
Nako e telele le e bonolo e fetotsoeng ea aluminium nosepiece;
Ka selelu strip bakeng sa ho lekana ho sireletsehileng haholoanyane;
Li-elastic tse bonolo le tse se nang latex;
Fiberglass-mahala
Mokhoa oa ho khetha mask a nepahetseng
Ho utloisisa ASTM F2100-19 / EN14683: Litekanyetso tsa 2019
Ho khetha mask a loketseng bakeng sa ts'ebetso e itseng ke karolo ea bohlokoa ea protocol ea Thepa ea hau ea Tšireletso ( PP ) .Le hoja mask a ka shebahala a tšoana , mask ka 'ngoe a na le phapang e hlokomelehang e amang boleng le boemo ba ho hloekisa .Ho utloisisa boemo ba ts'ebetso ea ASTM ea maske a sefahleho ka 'ngoe ho ka thusa ho etsa hore khetho e be bonolo le ho netefatsa hore maske a hau a tla fana ka sefa se nepahetseng.
Lisebelisoa tsa mask a sefahleho tsa bongaka tse koahetsoeng tlas'a litlhaloso tsa ASTM li khethiloe e le boemo bo le bong kapa a mangata a latelang a ts'ebetso ho ipapisitsoe le thepa ea ts'ebetso ea tšitiso ea lisebelisoa tse sebelisoang:
ASTM F2100-19 | EN 14683 : Maemo a Barriers a 2019 | |||||
BFE % | Mohato oa 1 | Mohato oa 2 | Mohato oa 3 | Mofuta oa 1 | Mofuta oa 2 | Mofuta oa 3 |
PFE % | ≥95 | ≥98 | ≥95 | ≥98 | ||
Mali a maiketsetso | ≥95 | ≥98 | Ha e Hlokahale | |||
Khatello e sa Tšoaneng | Feta ho 80 mmhg | Feta ho 120 mmhg | Feta ho 160 mmhg | Ha e Hlokahale | Feta ho 120 mmhg | |
Ho chesa | <5.0 mmH₂O / cm^2 | <6.0 mmH₂O / cm^2 | <40 Pa/cm^2 | <60 Pa/cm^2 | ||
Bohloeki ba Likokoana-hloko | Ha e Hlokahale | ≤30 cfu / g | ||||
Biocompatibility | Tataiso ea 510K e khothaletsa tlhahlobo ho ISO10993 | Tlatsa tlhahlobo ho latela ISO10993 |
Synthritic Mali* e emela ho hanela ha maske ho kenella ka mali a maiketsetso tlas'a khatello ( mmhg ).E lekanya bokhoni ba kaho ea maske ho fokotsa ho tlala ha maro a tsamaeang ka har'a thepa e ka kopanang le motho ea e roetseng.Ho phahama ha mokelikeli o hanyetsang ( filtration ), ho molemo ho sireletsa tšireletso
BFE (Bacterial Filtration Efficiency)e emela peresente ea likaroloana tsa aerosol tse tlhotliloeng ka boholo ba li-microns tse 3.Ke tekanyo ea katleho ea mask ka ho sefa libaktheria tse fetang ho eona
PFE (Tlhahiso e Ntle ea ho Filtration ea Sub-micron Particulate Filtration)e emela liperesente tsa li-submicron particulates tse tlhotliloeng ho 0.1 micron PFE ke tekanyo ea katleho ea mask ho sefa likaroloana tse fetang ho eona.Boholo ba likaroloana tse tlhotliloeng bo bohlokoa
DELTA P (Differential Pressure)e emela ho theoha ha khatello ho pholletsa le mask kapa ho hanyetsa ho phalla ha moea inmmh2o / cm2 .Sena se etsa qeto ea ho hanyetsa phefumoloho-ho phahama ha Delta P, ho fokotsa matla a ho phefumoloha, empa ho hloekisa ho molemo.
Ho chesa ho lekanya ho ata ha lelakabe la thepa ea mask
MOHLOLI :Litlhaloso tse tloaelehileng tsa ASTM bakeng sa ts'ebetso ea lisebelisoa tse sebelisoang ho limaske tsa sefahleho sa bongaka-f2100-11 Standard
* Joalokaha ho boletsoe ho Test Method F 1862
Likarolo tsa "SECURE + ”FACE MASKS
Blue Arrow: Sekhechana sa nko sa aluminium se bolelele bo eketsehileng le se fetotsoeng habonolo.
Sekhechana sa polasetiki tlas'a selelu bakeng sa ho lekana hantle
Motsu o pherese: Moralo ona o mocha oa li-pleats tse 4 o loketse sebopeho sefe kapa sefe sa sefahleho mme o fana ka molumo o eketsehileng oa ho hema