AFE Compressor Air Filters
Airfilter Engineering Compressed air filters
The basic benefits that we can offer with our pleated filter media are:
- Higher effective filtration area
- Higher dirt holding capacity
- Lower pressure drop
- Possibility of higher air flow
QUALITY CLASS
|
DIRT
Particle Size in Micron |
WATER
Pressure dewpoint°C (ppm.vol.) at 7 bar g |
OIL
(Including vapour) mg/m3 |
1
|
0.1
|
-70 (0.3)
|
0.01
|
2
|
1
|
-40 (16)
|
0.1
|
3
|
5
|
-20 (128)
|
1.0
|
4
|
15
|
+3 (940)
|
5
|
5
|
40
|
+7 (1240)
|
25
|
6
|
-
|
+10 (1500)
|
-
|
The following filter grades has been developed to cover a complete range of compressed air treatment for various application. Upon request, filters can also be manufactured to customers requirements.
-
AFE Filter Grade P
For coarse pre-filtration
99.99% efficiency
Particle removal down to 3 micron
ISO 8573-1 (Class 3) -
AFE Filter Grade U
For general filtration
99.99% efficiency
Particle removal down to 1 micron
Oil content down to 0.5 mg/m3
At 7 bar and 20oC.
ISO 8573-1 (Class 2) -
AFE Filter Grade H
For high performance filtration
99.9999% efficiency
Particle removal down to 0.01 micron
Oil content down to 0.01 mg/m3
At 7 bar and 20oC.
ISO 8573-1 (Class 1) -
AFE Filter Grade C
For removal of oil content
down to 0.003 mg/m3
at 7 bar and 20oC
Activated carbon filter
Applicable in oil lubricated
compressors in conjunction
with filter grade H
|
|
Capacity Correction Factor For Various Operating Pressure
Pressure
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
Factor
|
0.25
|
0.38
|
0.5
|
0.65
|
0.75
|
0.88
|
1.0
|
1.13
|
1.25
|
1.38
|
1.5
|
1.63
|
1.75
|
1.88
|
2.0
|
2.13
|