Guhagarika Ikigereranyo Cyicyitegererezo
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DRK-666 Guhagarika Ikigereranyo Cyicyitegererezo
Ikizamini cyo guhagarika icyitegererezo gikoreshwa kuri EN149 isanzwe irinda ubuhumekero ibikoresho-byungurura ubwoko bwa anti-particulice igice cya mask. Ikizamini cy’iburayi gisanzwe cya dolomite cyuzuza imashini yipimisha imashini ya dolomite, izina ryicyongereza ni Optional Dolomite Clogging Test, ikaba ari imwe mu masike yikizamini mu bipimo by’iburayi CE, ku nzego eshatu zo kuyungurura, FFP1 (ingaruka zo kuyungurura byibuze ≥80%), FFP2 ( Ingaruka yo hasi yo kuyungurura≥94%), FFP3 (ingaruka zo hasi zo kuyungurura≥99%). Gusaba: Byakoreshejwe kuri EN149 ...
