初效过滤棉SZ-20 

A) 可清洗性强

B) 初阻力低

C) 阻燃性

D) 有弹性

E) 经济实用

1) 用途：主要过滤对象：≥5微米，粗尘过滤，尤其适用于空调，火车、地铁等空气过滤系统

2) 类型：过滤垫或过滤卷

3) 滤料：密度逐级加高的合成纤维

4) 可洗性：可反复清洗 2-3次

5) EN779 级别： G2

6) 平均计重效率：75%（ASHRAE52.1-1992）

7) EUROVENT4/5 级别：EU3

8) DIN53438 阻燃标准： F1

9) 终阻力：(建议) 100Pa – (最大)200Pa

10) 容尘量：430g/m2

11) 耐温：100℃

JFB-20 Air inlet cotton

A) Washable and re-usable

B) Low initial resistance

C) Large dust holding capacity

D) Flexible

E) Economical and practical

1) Application: ≥5um Filter dust,(especial used in the train or the subway, where the place has air-conditioning), pre-filter through air filter program

2) Type: Supply slices or rolls size

3) Media: Synthetic fiber with gradual density

4) Washable: about 2-3times

5) EN779 Class: G2

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

7) EUROVENT 4/5 class: EU2

8) DIN53438 Non-flammability standard: F1

9) Final resistance : (suggest) 100Pa—(max)200Pa

10) Max. Dust holding Capacity: 430g/m2

11) Temp. Resistance : 100℃