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初效过滤棉

 


 
用途:主要过滤对象:≥5μm,粗尘过滤,(尤其适用于空调、厂房、
     
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,迎风面为白色或绿色
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
 
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