FRS-40初效過濾棉
·可清洗性強
·初阻力低
·容塵量高
·有彈性
·經(jīng)濟實用
用途:主要過濾對象:≥5μm,粗塵過濾，適用于過濾器需要經(jīng)常清
洗的地方，空氣過濾系統(tǒng)預過濾
類型:過濾墊或過濾卷
濾料:密度逐級加高的合成纖維,迎風面為白色或綠色
可洗性:可反復清洗7-8次
EN 779 級別:G4
平均計重效率:91%（ASHRAE52.1-1992）
EUROVENT4/5級別:EU4
DIN 53438 阻燃標準:F1
終阻力:（建議）200Pa-（最大）250Pa
容塵量:620g/㎡
耐溫:100℃
FRS-40 Coarse filter cotton
·Washable and reusable
·Low initial resistance
·Large dust holding capacity
·Flexible
·Economical and practical
Application: ≥5μm, Filter dust , (used in the place where need washing and filtering), pre-filter through air filter program
Type: supply slices or rolls size
Media: synthetic fiber with gradual density
Washable: about 7-8 times
EN779 class: G4
Average arrestance:91%（ASHRAE52.1-1992）
EUROVENT4/5 class: EU4
DIN53438 Non-flammability Standard: F1 Final resistance: (suggest) 200PA-250Pa
Max. Dust holding capacity: 620g/㎡
Temp. resistance: 100℃