Ultrafine Fibers | Characteristics of Ultra-fine Fibers

Ultra Fine Fibers:

The definition of ultra-fine fiber has varied according to the convention Employed. For instance, the Textile Committee, Germany, defines a micro-denier fiber as a fiber finer than 1.2 dtex for polyester and finer than 1.0 dtex for polyamide. Although a rather thick (1 denier or more) fiber is sometimes claimed as an ultra-fine fiber commercially, an ultra-fine fiber should