f7 Medium effect bag filter -f9 efficiency How to choose correctly?

f7 Medium effect bag filter -f9 efficiency How to choose correctly?

Do you know the medium effect bag filter commonly used in engineering air conditioning system? f7 medium effect bag filter as one of the essential core accessories in the central air conditioning system, how to choose the right type and efficiency is very important, and many customers do not understand the filter standards, the following is a brief introduction to the medium effect filter, so that we quickly and correctly choose the right medium effect bag filter.

f7 Medium effect bag filter

1, f7 medium effect bag filter production method: using synthetic fiber or imported glass fiber as filter material, aluminum alloy profile outer frame, internal spray cold-drawn wire support frame.

2. Filter standard (EN779) Efficiency classification: F5(yellow - color), F6(green), F7(pink), F, 8(yellow - color), F9(white) relevant particle size comparison table is as follows:

The filtration efficiency of F5 for particle size ≥1.0um is 75>E≥60%.

The filtration efficiency of F6 is 80>E≥65% for particle size ≥1.0um;

The filtration efficiency of F7 is 85>E≥70% for particle size ≥1.0um;

F8 for particle size ≥1.0um, filtration efficiency 90>E≥75%;

F9 particle size ≥1.0um, filtration efficiency 95>E≥80%;

3, f7 medium effect bag filter application places: commercial and industrial ventilation system main filter, clean room fresh air system main filter, automotive industry photoelectric semiconductor pre-filter, hotel and office building main filter.

f7 Medium effect bag filter

Air filter is recognized by more and more people, it improves air quality and ensures people's health, and has been widely used, such as medicine, food and other industries are inseparable from all kinds of efficiency filter