Ihe Nlereanya Nlere Nleta Blockage
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DRK-666 Mgbochi Ihe Nlereanya Nlereanya Nlereanya
A na-eji ihe nrụpụta ihe nlele mgbochi mgbochi maka ngwaọrụ nchekwa iku ume ọkọlọtọ EN149 - ụdị mgbochi mgbochi ọkara ihe nkpuchi.European ọkọlọtọ mask dolomite uzuzu mkpuchi igwe ule dolomite, aha bekee bụ Nhọrọ Dolomite Clogging Test, nke bụ otu n'ime ihe mkpuchi ule na ọkọlọtọ European CE, maka ọkwa nzacha atọ, FFP1 (obere nzacha nzacha ≥80%), FFP2 Mmetụta nzacha kacha ala≥94%), FFP3 (mmetụta nzacha kacha ala≥99%).Ngwa: Eji maka EN149...
