Typical Properties主要参数– Binder-Free Glass Microfiber Grades无粘合剂玻璃纤维滤膜

Grade

Description

Particle
retention
in liquid (µm)

Filtration
speed
herzberg (s)

Air flow 
(s/100
ml/in²)

Typical
thickness
(µm)

Basis
weight
(g/m²)

GF/A

Fast, high loading

1.6*

62

4.3

260

53

GF/B

Medium to fast, very high loading

1.0*

195

12

675

143

GF/C

Medium to fast, high loading

1.2*

100

6.7

260

53

GF/D

Fast, very high loading

2.7

41

2.2

675

121

GF/F

Medium, high loading

0.7*

325

19

420

75

934-AH

Fast, high loading

1.5*

47

3.7

435

64

QM-A

Quartz

2.2*

–

6.4

450

85

EPM 2000

Used in PM-10 air monitoring

2.0*

–

4.7

450

85

GMF150 – 1 µm

Multilayer

1.2*

–

3.1

730

139

GMF150 – 2 µm

Multilayer

2.4*

–

1.5

750

149

*Particle retention rating at 98% efficiency