Popular Science: What exactly is the PP cotton filter element you are talking about? What are its main functions

Buying a water purifier always feels pitted, and buying a filter element always feels uneconomical. See others have solar filters and sunscreen filters. Haha... can anyone tell me what the black PP cotton filter is! What is PP cotton? PP cotton filter element, also known as fused PP filter element, uses non-toxic and odorless polyester fiber particles, which are melted by heating, spinning, tow, and receive a shape made of tubular filter element; if the main raw material is polyester fiber, it can be called PP Melt spray filter. What is suitable for PP cotton? 1. It can effectively remove all kinds of particulate impurities in the filtrate; 2. Multi-layer depth structure, large pollution capacity; 3. Large filtration flow, small pressure difference; 4. Does not contain any chemical binders, more hygienic and safer ; 5. Acid, alkali, organic solution, oil, good chemical stability; 6. Combine surface, deep and coarse filtration as a whole; it has the characteristics of high fluidity, corrosion resistance, high pressure resistance and low cost. In order to prevent rust, sediment, eggs and other large particles.