Primary filter cotton
Product Features
Strong wash-ability ,Excellent flame retardancy ,Economical and practical,Low initial resistance ,Elasticity
Purpose of product
Rough dust filtration, main dust particles: ≥5μm, applicable to the pre-filtration places of air filtration system such as air conditioner, train, subway,etc; and widely used in electronics, pharmaceutical, food, chemical industry, painting, medical, research, semiconductor, precision industry, etc.
Type of product
Roll or block
Material list
Polyester synthetic fiber, or chemical fiber, polyester (PET polyethylene terephthalate)
Level
G4-35-40% (EN779)
Weight efficiency
≥90% (ASHRAE52.1-1992)
Final resistance
Recommend: 100-200Pa
Dust holding capacity
430g/m2
Temperature resistance
95-100℃
Common specification
|
Actual size |
Rate air speed m/s |
Initial resistance
Pa |
Rated air volume（m/h3） m3/h |
||
|
L（m) |
W（m) |
T（mm) |
|||
|
18 |
2 |
3 |
1.8 |
15 |
≥3500 |
|
18 |
2 |
5 |
1.8 |
15 |
≥3500 |
|
20 |
2 |
10 |
1.5 |
18 |
≥3600 |
|
20 |
2 |
20 |
1.0 |
18 |
≥3600 |
※ Note: Length, thickness and weight can be customized
