Liaocheng Bluesky Filter material Co., Ltd is mainly produce liquid filter and air filter material; We also produce melt-blown equipment. We have enough experience in these areas.We’ll supply high tech and high quality production for you! The whole filter cartridge product (PP filter cartridge product), manufactured by Liaocheng Bluesky Filter material Co., Ltd, is made of superfine polypropylene fiber melt-blown with the method of thermal melt to entangle. The superfine fibers bond and entangle by themselves without any adhesives, form three-dimensional micropore structure freely. It particularly has gradient radial fiber and is the system of porous fiber and fabric. They can not only form deep filter (porous type), but also form superficial filter (fabric type). It performs functions of pre-filtration, fine filtration and gravity deposition simultaneously. They are suited for many filtration applications well such as living and drinking water purification, industrial pure water and other fluid filtration. The properties are obviously better than other filter products, and have reached the world standard. The product has been sold to American, Japan, Taiwan, Malaysia, Middle East, etc.