Needle-pierced Hot Air Cotton Coarse

Product

Needle-pierced Hot Air Cotton Coarse / Middle-efficiency Filter Bag


The primary fltration bag is made by ultrasonic heat pressing of a chemical fiber fabric flter material, capable of intercepting particles with a size of > 5.0 μm (with an efficiency of 40% - 60%); the secondary fltration bag is made by ultrasonic heat pressing of a needle-punched hot air cotton flter material, capable of intercepting particles with a size of ≥ 0.5- 5.0 μm (with an efficiency of 50%-90%).