Filter media of pleated filter elements are stainless steel sintered filter web and stainless steel weaving wire cloth. Stainless steel sintered fiber web is a kind of filter media with high porosity and graded pore structure, which made by stainless steel fiber that sintered in high temperature. Stainless steel weaving wire cloth is made by weaving of stainless steel wire and pleated filter elements ensure the goodness of high strength, east to clean, high heat-resistance, and economic for customers.