粗效过滤棉 初效过滤棉 风口棉

FRS-20 Air inlet cotton

FRS-20 初效过滤棉

•可清洗性强

•初阻力低

•阻燃性极佳

•有弹性

•经济实用

用途：主要过滤对象:≥5μm,粗尘过滤，尤其适用于空调、

火车、地铁等空气过滤系统预过滤

类型：过滤垫或过滤卷

滤料：密度逐级加高的合成纤维

可清洗2-3次

EN 779 级别：G2

平均计重效率：75%（ASHRAE52.1-1992）

EUROVENT4/5级别：EU2

DIN 53438 阻燃标准：F1

终阻力：（建议）100Pa-（最大）200Pa

容尘量：430g/㎡

耐温：100℃

•Washable and reusable

•Low resistance

•Excellent flame retardant

•Flexible

•Economical and practical

Application: ≥5μm , Filter dust , (especial

used in the train or the subway, where the place

has air-conditioning), pre-filter through air filter program

Type: supply slices or rolls size

Media: synthetic fiber with gradual density,

Washable: about 2-3 times

EN779 class: G2

Average arrestance:75%（ASHRAE52.1-1992）

EUROVENT4/5 class: EU2

DIN53438 Non-flammability Standard: F1

Final resistance: (suggest) 100Pa-(max)200Pa

Max. Dust holding capacity: 430g/㎡

Temp. resistance: 100℃