Shape-set silk floss of a compound-layered structure is made by nonwoven technology mainly with waste silk from filatures and three-dimensionally crimpy fibres.
定形丝棉采用非织造布工艺，以缫丝厂
下脚废丝为主要原料与三维卷曲
维组成复合层结构。
；皱缩Shape-set silk floss of a compound-layered structure is made by nonwoven technology mainly with waste silk from filatures and three-dimensionally crimpy fibres.
定形丝棉采用非织造布工艺，以缫丝厂下脚废丝为主要原料与三维卷曲维组成复合层结构。
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