With PC materials, many products like meshes for filter are also invented.
Filtration meshes and filter elements for process water filtration
Industrial filter meshes and filters from GKD are used in many different process stages and applications in the field of water filtration. The spectrum of filtration ranges from coarse filtration of > 1 mm right through to ultrafine filtration of 5 μm. The filtration mesh is selected on the basis of the respective mechanical requirements.
http://www.teseidg.com/nbc-mes....h/industrial-filter-