Application of filter and dust bag filter in blast furnace

The superfine surface needle felt has a very good effect of cleaning dust compared with the ordinary needle felt. In actual use, the system resistance rise is also much slower than that of the ordinary needle felt. This is because the microfiber has Larger specific surface area and smaller fiber gap, which can achieve better filtration effect and filtration efficiency than ordinary filter materials, and is more suitable for the requirements of powder collection in coal injection system.

The comprehensive performance of the ultra-fine surface acupuncture filter material is closer to the performance of the surface filter material.