Classification of air filters

- Jan 10, 2019-

(1) Crude Effective Filter

Coarse filter material is generally non-woven fabric, wire mesh, glass, nylon mesh and so on.

(2) Intermediate-effect filter

The commonly used intermediate efficiency filters are: M-I, I I, IV foam plastic filters, YB glass fiber filters, etc.

(3) High efficiency filter

The commonly used high efficiency filters are GB type and GWB type. Its filter material is ultra-fine glass fiber filter paper with very small pore.