PTFE porous membrane for air filter. The porosity is about 82% and the average pore size is about 0.3um. The film has special functions: high air permeability, excellent chemical stability, low friction resistance, high temperature resistance, etc. After 99.99% lamination. It is the best choice for any kind of high efficiency particulate air filter.
| Specifications PTFE Membrane | |
| Thickness | 2-14um |
| width | 1300-2650mm |
| Aperture diameter | 0.2-0.5um |
| Air permeability | 30-180L/M².s@127PA |
| Porosity | 87-96% |
| Temperature | -180℃-300℃ |
