Product Description

The oil and water repellent filter material is made from filtration material used for high temperature and environment temperatures, which has received special treatment by water and oil repellent agent. It has the feature of water and oil repellency and long use life, and the micro pores of the filter bags made by this material are not easily blocked by dust paste. It is mainly used in the industries, such as irons&steel, oil, cement manufacture, chemical plants, power plant, metallurgical plants, and foundry, etc. Characteristics of the oil and water repellent needled felt Material Polyester fiber Weight(g/m3) 500 Thickness(mm) 1.8 Permeability (m3/m2/min) 10±3 Tensile Breaking Strength(N/25mm) Warp =800 Weft =1250 Elongation(%) Warp <35 Weft <50 Bursting Strength(N/cm2) <130 Continuous Working Temp(?) 150 Surface treatment Waterproof, Calendaring Resistance to Acids good Resistance to Alkalis excellent Resistant to Hydrolysis good