Filtration Industry Introduction Filtration as an important environmental and safety control process, from industrial gas-solid separation, gas-liquid separation, solid-liquid separation, solid-solid separation, to air purification and water purification of daily household appliances, filtration has been increasingly widely used In multiple areas. Specific applications, such as power plant, steel plant, cement plant and other waste discharge treatment, textile and garment industry air filtration, sewage treatment, chemical industry filter crystallization, automotive industry air, oil filtration and home air conditioning, vacuum cleaner air filtration, etc. At present, the filter materials are mainly fiber materials, woven fabrics and metal materials, especially the most widely used fiber materials, mainly cotton, wool, linen, silk, viscose fibers, polypropylene, nylon, polyester, acrylic, acrylic and other synthetic fibers . , And glass fiber, ceramic fiber, metal fiber, etc. As...