FRS-40初效过滤棉

·可清洗性
·初阻力低
·阻燃性
·有弹性
·经济实用

用途：主要过滤对象:≥5μm,粗尘过滤（适用于过滤器需要经常清洗的
       地方），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,迎风面为白色或绿色
可洗性：可反复清洗7-8次
EN 779 级别：G4
平均计重效率：91%（ASHRAE52.1-1992）
EUROVENT4/5级别：EU4
DIN 53438 阻燃标准：F1
终阻力：（建议）200Pa-（最大）250Pa
容尘量：620g/㎡
耐温：100℃

 技术参数Specification

厚度Thickness	宽度Height	长度Length	额定风速 Rated air belocity	额定风量 eated air flow	初阻力Inital pressure drop
20mm±2	1m/2m	20m	1m/s	3600m3/h	38Pa

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℃