FRS-30初效過(guò)濾棉 •可清洗性強(qiáng) •初阻力低 •容塵量高 •有彈性 •經(jīng)濟(jì)實(shí)用用途：主要過(guò)濾對(duì)象:≥5μm,:粗塵過(guò)濾,尤其適用于空調(diào)、火車、地鐵等空氣過(guò)濾系統(tǒng)預(yù)過(guò)濾類型：過(guò)濾墊或過(guò)濾卷濾料：密度逐級(jí)加高的合成纖維,迎風(fēng)面為藍(lán)色可洗性：可反復(fù)清洗4-5次EN 779 級(jí)別：G3平均計(jì)重效率：88%（ASHRAE52.1-1992）EUROVENT4/5級(jí)別：EU3DIN 53438 阻燃標(biāo)準(zhǔn)：F1終阻力：（建議）150Pa-（最大）250Pa容塵量：520g/?耐溫：100℃FRS-30 Air inlet cotton •Washable and reusable •Low initial resistance •large dust holding capacity •Flexible •Economical and practicalApplication: ≥5μm, Filter dust , (especial used in the train or the subway, where the place has air-conditioning), pre-filter through air filter programType: supply slices or rolls sizeMedia: synthetic fiber with gradual density, inlet side is blue colorWashable: about 4-5 timesEN779 class: G3Average arrestance:88%（ASHRAE52.1-1992）EUROVENT4/5 class: EU3DIN53438 Non-flammability Standard: F1 Final resistance: (suggest) 150Pa-250PaMax. Dust holding capacity: 520g/?Temp. resistance: 100℃