· Material
polytetrafluoroethylene (PTFE) membrane filter material, natural hydrophobicity, inner core, outer cover, end cover, all materials meet GMP requirements.
· Structure
multi-wrinkle filter material, discount structure, large filtration area, strong dirt holding capacity, fixed pore structure double-layer non-woven fabric support layer provides the best protection for the filter membrane. Hot-melt seal welding without using any adhesive.