1. Small grooves on outside surface.
2. Three-layers structure cartridge, high contaminant holding capacity, long filter service life.
3. 100%PP for compatibility with a wide range of process fluids.
4. Micro-Denier melt-blown filtration fiber, high removal ratings.
5. Formed by thermal bond without use of any binders and adhesives.
6. Certificated by NSF-42.