Factory wholesale polyester synthetic fiber G4 Primary Filter Cotton air filter material Pre filter media

Product Overview

Description

                    G4 Primary Filter Cotton air filter material

 

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