1,high effciency ,low resistance 2,clean&eco-friendly 3,recycled 4,handle ... made by melt-blown, with lower resistance, larger dust capacity, high efficiency, high strength, and environment friendly. Performance: - Nontoxic, odorless, white and ... 120°C. APPLICATION: - It is widely applied for primary, middle, high efficient filters, clean bench, asepsis operating rooms, steam disinfection occasions ...