Le maski ikhiqizwa ngokuya nge-ASTM F2100 LEVEL 3 ejwayelekile
Usayizi ovulekile obanzi wokuphefumula okupholile;
Ungqimba lwangaphandle olumelana noketshezi;
Isendlalelo sangaphakathi se-hypoallergenic cellulose;
Ukwakhiwa kwezingqimba ezi-3 zokuvikela;
I-nosepiece ye-aluminium ende futhi elula elungiswe kalula;
Ngomugqa wesilevu ukuze uthole ukulingana okuvikeleke kakhulu;
Amabhande okunwebeka athambile nangenawo i-latex;
I-Fiberglass-free
Indlela yokukhetha imaski efanele
Ukuqonda i-ASTM F2100-19 / EN14683 : AMAZINGA 2019
Ukukhetha imaski efanelekile yenqubo ethile kuyisici esibalulekile sephrothokholi Yesisetshenziswa Sokuzivikela Somuntu Siqu ( PP ) .Nakuba imaski ingase ibukeke ifana , imaski ngayinye inomehluko ophawulekayo othinta ikhwalithi nezinga lokuhlunga .Ukuqonda izinga lokusebenza kwe-ASTM yemaski yobuso ngayinye kungasiza ukwenza inqubo yokukhetha ibe lula futhi uqinisekise ukuthi imaski yakho izohlinzeka ngokuhlunga okufanele.
Izinto zokusetshenziswa kwemaski yobuso bezokwelapha ezimbozwe ngaphansi kokucaciswa kwe-ASTM ziqokwa njengezinga elilodwa noma amaningi alandelayo okusebenza ngokususelwe kuzakhiwo zokuthiyo zokusebenza kwezinto ezisetshenziswayo:
I-ASTM F2100-19 | EN 14683 : 2019 Amazinga Okuvimbela | |||||
BFE % | Ileveli 1 | Izinga 2 | Ileveli 3 | Uhlobo 1 | Uhlobo 2 | Uhlobo 3 |
PFE % | ≥ 95 | ≥ 98 | ≥ 95 | ≥ 98 | ||
Igazi Lokwenziwa | ≥ 95 | ≥ 98 | Akudingeki | |||
Ukucindezela Okuhlukile | Dlula ku-80 mmhg | Dlula ku-120 mmhg | Dlula ku-160 mmhg | Akudingeki | Dlula ku-120 mmhg | |
Ukuvutha | <5.0 mmH₂O / cm^2 | <6.0 mmH₂O / cm^2 | <40 Pa/cm^2 | <60 Pa/cm^2 | ||
Ukuhlanzeka Kwamagciwane | Akudingeki | ≤30 cfu / g | ||||
I-Biocompatibility | I-510K Guidance incoma ukuhlola ku-ISO10993 | Qedela ukuhlola ngokuya nge-ISO10993 |
Igazi le-Synthritic* imele ukumelana kwemaski ekungeneni ngegazi lokwenziwa ngaphansi kwengcindezi ( mmhg ).Ikala ikhono lokwakhiwa kwe-mask ukuze kuncishiswe ukugcwala koketshezi oluhamba ezintweni ezingase zihlangane nomuntu oyigqokile .Uma kuphakeme ukumelana noketshezi ( filtration ), kuba ngcono ukuvikela
I-BFE (Bacterial Filtration Efficiency)imele iphesenti lezinhlayiya ze-aerosol ezihlungiwe ngosayizi wama-microns angu-3.Kuyisilinganiso sokusebenza kahle kwe-mask ekuhlungeni amagciwane adlula kuwo
I-PFE (I-Sub-micron Particulate Filtration Efficiency)imele iphesenti lama-submicron particulates ahlungiwe ku-0.1 micron PFE isilinganiso sokusebenza kahle kwemaski ekuhlungeni izinhlayiya ezidlula kuyo.Ubukhulu bezinhlayiya ezihlungiwe bubalulekile
I-DELTA P (I-Differential Pressure)imele ukwehla kwengcindezi kumaski noma ukumelana nokugeleza komoya inmmh2o / cm2 .Lokhu kunquma ukumelana nokuphefumula-iphezulu i-Delta P, ikhono lokuphefumula liyancipha, kodwa ukuhlunga kungcono
Ukuvutha kukala ukusabalala kwelangabi lemaski
UMTHOMBO :Ukucaciswa okujwayelekile kwe-ASTM kokusebenza kwezinto ezisetshenziswa kumaski obuso bezokwelapha-f2100-11 Standard
* Njengoba kushiwo ku-Test Method F 1862
“VIKELA + ”Izici ze-FACE MASKS
Umcibisholo Oluhlaza: Ucezu lwekhala lwe-aluminium olunde kakhulu futhi olulungiseke kalula.
Isiqephu sepulasitiki ngaphansi kwesilevu ukuze silingane kangcono
Umcibisholo onsomi: Le dizayini entsha ye-pleats engu-4 ifanele noma yikuphi ukuma kobuso futhi inikeza ivolumu yokuphefumula eyengeziwe