
Type |
Grade |
Thickness |
Tensile strength(KN/m) |
Stiffness |
Min. Efficiency(%) |
Air resistance (Pa)5.3cm/s |
|
MD |
CD |
||||||
ASHRAE |
F6 |
0.32-0.35 |
1.2 |
0.5 |
≥1.5 |
≥20 |
≤15 |
F7 |
0.32-0.35 |
1.2 |
0.5 |
≥1.5 |
≥45 |
≤35 |
|
F8 |
0.32-0.35 |
1.2 |
0.5 |
≥1.5 |
≥60 |
≤70 |
|
F9 |
0.32-0.35 |
1.2 |
0.5 |
≥1.5 |
≥80 |
≤100 |
|
HEPA |
NK-H-95 |
0.32-0.35 |
1.2 |
0.5 |
≥1.2 |
≥95 |
≤180 |
NK-H-29 |
0.32-0.35 |
1.2 |
0.5 |
≥1.2 |
≥99.0 |
≤220 |
|
NK-H-39 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.9 |
≤320 |
|
NK-H-395 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.95 |
≤340 |
|
NK-H-397 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.97 |
≤375 |
|
NK-H-49 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.99 |
≤400 |
|
ULPA |
NK-U-495 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.995 |
≤420 |
NK-U-59 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.999 |
≤450 |
|
NK-U-69 |
0.30-0.33 |
1.2 |
0.5 |
≥1.2 |
≥99.9999 |
≤500 |
|
Note:
1)The above efficiency and air resistance were tested by TSI 8130.
2)The paper with the performance of water repellency or anti-virus may also be supplied.
3)The above data is suit for mini-pleat air filter paper .For deep-pleat air filter paper the data may have some change.