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Glass fiber needle-punched felt is a kind of felt with glass fiber as raw material, and glass fiber is made into felt by needle punching method. In this process, reinforced glass fiber cloth can be added, which can improve the strength of the finished product. Glass fiber needle felt can be used for sound insulation, sound absorption, shock absorption, flame retardant, etc. in the automotive industry, and can also be used in the field of filtration, such as high temperature smoke filtration.