Main filter media of pleated filter elements are stainless steel sintered  fiber felt and stainless steel wire mesh.
                 
Stainless steel sintered fiber felt is a kind of multiple deep filter  media, sintered with stainless steel fiber at the high temperature. The filter elements enjoy the advantage of high porosity, large filter area and good dirt  holding capacity, and can repeated use after chemical cleaning, etc. 
 Stainless steel wire mesh is weaved with stainless steel wire. These  filter elements have such characteristics of good strength, fastness, easy  cleaning, high temperature resistance, low cost, etc.