Nonwoven fabric (English Name: Non Woven Fabric or Nonwoven cloth) is also called non woven fabric. It is made up of directional or random fibers. It is a new generation of environmental protection materials. It has the characteristics of moistureproof, breathable, flexible, light, non combustion, easy decomposition, non-toxic and irritating, rich in color, low in price and recyclable. . For example, polypropylene (pp) granules are used as raw materials, and are produced by high temperature melting, spinning, laying, hot-pressing and coiling. It is called cloth because of its appearance and some properties.
Felt, commonly used in industry, is made of wool and processed by adhesive. The main features are elastic, which can be used as shock proof, sealing, liner and elastic wire clothing. It is applied to various industries, such as anti vibration, oil lubrication, friction resistance and so on.